Answer:
i play tennis, and before a match it's customary to practice with your opponent. it gives you a chance to see how to the other player plays the game. plus if you're practicing it's not competitive, it's cooperative. so you aren't trying to beat each other at practice.
B. Sad it would be this because if the woman started to weep, then it is sad. Cause usually sad things tend to make people cry
It's C because the subject is " the new coaches " and the predicate is the rest.
I think the answer is C. I think so beacuse "vast meaning of usefullness" means that life is too short for all the useful things to get done.