Check my Physics question's answer ASAP please?

You measure the mass of a 0.500 kg (500 g) standard on your balance four times. the following measurements result: 498 g, 501 g, 499 g, 500. Which of the following best describes your balance?

1) precise and accurate <--- I think it is this one?
2) not precise and not accurate
3) precise but not accurate
4) not precise but accurate