The answer is C. Martinez comes in, talking about his scholarship, and being able to go to college in the Fall. Oscar, however, is going to be drafted to fight in the Vietnam War. Oscar is jealous that he has to fight while Martinez can go to college. I hope this helps!
I think a, or d, but I can't say for certain. I am sorry.
Smiling .. just makes people happier because smiling is a happy thin so u can start thinking happy and then it makes you happier ?? Idk that’s a guess