You have a ASP.NET DropDownList control on page and you want to get its selected text using JQuery. You can using following code snippet.
Here is the code for DropDownList control.
<asp:DropDownList ID="DropDownList1" runat="server" >
<asp:ListItem Value="1">Germany</asp:ListItem>
<asp:ListItem Value="2">France</asp:ListItem>
<asp:ListItem Value="3">Brazil</asp:ListItem>
</asp:DropDownList>
Following JQuery code snippet will give you selected country name from the above DropDownList control.
var country = $("#DropDownList1 option:selected").text();