title: is single radio button available in cocoa?
body: <p>I am trying to drag-drop a single radio button from object library in cocoa. But there is "radio group" object is available to drag-drop. In radio group has two radio button. </p>
  
  <p>Is there any way to create a single radio button in cocoa application or hide the one radio button from radio group?</p>
  
  <p>Thanks</p>