Answer:
We have homework in class. (little)
Explanation:
Tenemos is the nosotros form of tener. so you could say "nosotros tenemos" but "tenemos" works because tenemos is the only way to say the verb tener in the nosotros form so people get what you mean when you just say tenemos
A because the rest doesn’t make sense if you say it with the whole sentence
Lo siento, solo necesito puntos
D because cero is 0 which already cancels 2 then diecinueve is 19