title: How do to implement multiple select list and store on another select list in jquery?
body: <p>Can anybody help me with this? I don't know what it's called so I drew a picture of it. I know you could understand how this works, just want to know what it's called and how can it be implemented in jQuery?
  Thanks guys.
  <img src="https://i.stack.imgur.com/cNoWa.png" alt="What is this form called?"></p>