title: How to retrieve a single cell
body: <p>I have a table/excel sheet with below info:</p>
  
  <pre><code>Col A  Col B Col C
  1         3   ABC
                CBA
  
  2         4   TRA
                DEP
  </code></pre>
  
  <p>How do I retrieve just first cell from Col C for every 1 and 2 in Col A</p>
  
  <p>Results should be displayed like below</p>
  
  <pre><code>Col A  Col B Col C Col D
  1         3   ABC   ABC
                CBA
  
  2         4   TRA   TRA
                DEP
  
  3         5   TEA   TEA
                DEP
  </code></pre>