I think the answer you are looking for is 1
<u><em>NOT AT ALL 100% SURE :(</em></u>
A and C could be the answer
Remember, -(-x)=x because the negatives cancel out
so
when p=-6 and q=7
p+(-q)-3
-6+(-7)-3
-6-7-3
-13-3
-16
200+90+8+.02 is the correct answer