title: How can I generate a random number (or Cell) within a given range? Witout using the same result twice?
body: <p>I am trying to generate a random Cell from specific range:</p>
  
  <p>I need to each cell Row to generate a random selection from a a specific column (range)</p>
  
  <p>below is a picture of my set up and my failed attempts:</p>
  
  <p><img src="https://i.stack.imgur.com/vrz2a.png" alt="enter image description here"></p>