title: Concatenate column headers if value in rows below is non-blank
body: <p>I have table with data in the format below.</p>
  
  <p><a href="https://i.stack.imgur.com/zD6km.jpg" rel="nofollow noreferrer">Data</a><br/>
  <a href="https://i.stack.imgur.com/zD6km.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/zD6km.jpg" alt="enter image description here"></a></p>
  
  <p>I want the finished table to have the blank column to be populated like the highlighted one below.</p>
  
  <p><a href="https://i.stack.imgur.com/JHun2.jpg" rel="nofollow noreferrer">Finished Table</a><br/>
  <a href="https://i.stack.imgur.com/JHun2.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/JHun2.jpg" alt="enter image description here"></a></p>
  
  <p>So, I need a formula or VBA that will return and concatenate the headers of non-blank cells in each row.</p>