Ball A is dropped from the top of a building. One second later, ball B is dropped from the
same building. As time progresses, the distance
between them

i would say

there are no components of a physical goal mentioned on the list of choices that you've provided.

the force represented by vector a is normal force. if the hockey puck is moving to the right, when it is hit with a significant force by the hockey stick the puck will move off in a different direction. correct on edge.