1)
You play 3 weak 2s (with the formal agreement that they need only contain 5 cards in this position)
What's your call?
2)
Which if any of the calls by S do you disagree with on the hand below?
You formally play light openings in this position (as weak as about 7 if the suit is headed by AK and looks like a lead you want), and 14-16 NT.