After a 1NT Response 12

After a 1NT Response 12

Question:

You deal and open 1hearts icon. Partner responds 1NT. You might play that as forcing, semi-forcing, or "nothing special". You need to make sure you and partner are on the same page. For our answer, we'll assume semi-forcing which means partner has up to 12 points and we are allowed to pass.

What is your action after 1NT with: 

KQJ
AQJ8765
K2
2


Answer: