I'm not exactly sure what you're asking, but I'll try.
The answer is "compro" because it's past tense. I should know, I speak both Spanish and English.
Answer:
futból (American football American futból americano)
The answer is C.
You are saying," where are you going", to the person that you ran into.
Va is because that’s the pronoun that u use in front of the name va a Carlos retaurante