Answer:
C. The best alternative given up
Explanation:
I don't see any underlined word but If the word is benifit, then i think that is that answer. I apologize if it is wrong.
Object A
The less mass an object has, the less force is needed to move it, so the object with less mass will speed up more with the same force applied to it.
I believe A is 3 B is 2 and C is 1
Hope this helps