title: Count Unique Vaues with Criteria i.e. except some specific value
body: <p>There are 4 criteria I need to follow in order to count column B "unique values".<br>
  Criterion 1: Column A should be equal to "Cat B".<br>
  Criterion 2: Column B should not be equal to "N/A".<br>
  Criterion 3: Column B should not be equal to "TBD".<br>
  Criterion 4: Column B should not start with "D". </p>
  
  <p>How to solve this problem?</p>
  
  <p>Sample:</p>
  
  <p><a href="https://i.stack.imgur.com/Cbf1o.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Cbf1o.jpg" alt="Sample File"></a></p>