How do I control the radio button in ASP .NET?

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C#

ASP.NET

SQL

SqlDataSource

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#plz help me!!
in one radio button 7 list, if I select one radio button it hide some textbox as well as label also & how link the db also I created a stored proc for this in ssms?

if (rd.SelectedValue == "Individual")
            {
                CN.Enabled = false;
                IC.Enabled = false;
                NB.Enabled = false;
                NOB.Enabled = false;
                EW.Enabled = true;
                DOI.Enabled = false;
                ITR.Enabled = true;
                PC.Enabled = false;
                AT.Enabled = false;
            }

if(rd.SelectedValue == "Individual")
{
                CN.Visible = false;
                IC.Visible = false;
                NB.Visible = false;
                NOB.Visible = false;
                EW.Visible = true;
                DOI.Visible = true;
                ITR.Visible = true;
                PC.Visible = true;
                AT.Visible = true;
}

What I have tried:

<pre><asp:Label ID="Label1" runat="server" Text="Company Type :" CssClass="txttables"></asp:Label>
                    <asp:RadioButtonList ID="rd" runat="server"  AutoPostBack="true">
                        <asp:ListItem> Partnership</asp:ListItem>
                        <asp:ListItem> LLP</asp:ListItem>
                        <asp:ListItem> Proprietorship</asp:ListItem>
                        <asp:ListItem> Private Limited</asp:ListItem>
                        <asp:ListItem>  Public Ltd</asp:ListItem>
                        <asp:ListItem> HUF</asp:ListItem>
                        <asp:ListItem> Individual</asp:ListItem>
                    </asp:RadioButtonList>
                    
                        
                    <br>
                    
                        <asp:label id="CN" runat="server" text=" Company Name :">
                        <asp:textbox id="TextBox8" runat="server" width="121px" cssclass="auto-style12">
                    <br>
                        <asp:label id="IC" runat="server" text="Identification Code :">
                        <asp:textbox id="TextBox6" runat="server" cssclass="auto-style10" width="121px">
                    <br>
                        <asp:label id="NB" runat="server" text="Nature of Business :" cssclass="txttables">
                        <asp:radiobuttonlist id="NOB" runat="server" repeatdirection="Horizontal" height="16px" width="748px">
                            <asp:listitem> Agriculture & Allied Consultation
                            <asp:listitem> Manufacturing
                            <asp:listitem> Wholesale Trading
                            <asp:listitem> Retail Trading 
                            <asp:listitem> Service
                        
                    <br>

                        <asp:label id="EW" runat="server" text="Email/Website :" cssclass="txttables">
                        <asp:textbox id="TextBox7" runat="server" cssclass="auto-style23" textmode="Email" width="117px" style="margin-left: 55px"> 

                   <br>

                        <asp:label id="DOI" runat="server" text=" Date of Incorporation : " cssclass="txttables">
                        <asp:textbox id="TextBox11" runat="server" cssclass="auto-style11" width="121px">
                    <br>
                        <asp:label id="ITR" runat="server" text=" IT Return(Latest) :" cssclass="txttables">
                        <asp:fileupload id="IT_Return" runat="server" allowmultiple="true" width="96px" cssclass="auto-style5">
                    <br>
                        <asp:label id="PC" runat="server" text=" PAN Card :" cssclass="txttables">
                        <asp:textbox id="TextBox9" runat="server" width="118px">  <asp:fileupload id="PAN_Card" runat="server" width="89px" allowmultiple="False" cssclass="auto-style25" height="20px">
                    <br>

                        <asp:label id="AT" runat="server" text=" Annual Turnover(Three Years) :" cssclass="txttables">
                        <asp:fileupload id="Annual_turnover" runat="server" width="84px" allowmultiple="False">
                    <br>

                        <asp:label id="PD" runat="server" text=" Partnership Deed :" cssclass="txttables">
                        <asp:fileupload id="Partnership_deed" runat="server" allowmultiple="true" width="112px" cssclass="auto-style13">