title: Tkinter: How to create choice box
body: <p>I need to create a choice box <br> <img src="https://i.stack.imgur.com/ETYgN.png" alt="choice box" /> <br> where i can click on arrow and it give me list of choices. <br>
  <img src="https://i.stack.imgur.com/6uYRp.png" alt="choice box pic 2" />
  <br>
  And if i click on one of them it will change it in that first rectangle. <br>
  Its possible to do something like this?
  Thank you for any idea.</p>