How to connect multiple RadioButton WinForm C# .Net Core?

Question

.NET

Hello, the screenshot shows an example of combined RadioButton elements



Task: do the same.
But how?

I can't figure out how to tie them together

. Upd: the code for this should look like this:

Answer 1

GroupBox and set the checkbox on it https://metanit.com/sharp/windowsforms/3.2.php