title: How do i make a picker show up when a user selects a text field
body: <p>I am new to swift and have trouble making drop down lists.</p>
  
  <p>I have a story board that needs to contain about 6 questions the user needs to fill in and so far all i have working is picker views and i can only fit 2 or 3 on the screen.</p>
  
  <p>What is the best way to to create a drop down lists in Swift?</p>