What assumption should be made to prove this conjecture by contradiction?

A. Angle A is not an acute angle.
B. Angle B is not an obtuse angle.
C. Angles A and B are complementary.
D. Angles A and B are supplementary.

What assumption should be made to prove this conjecture by contradiction A Angle A is not an acute angle B Angle B is not an obtuse angle C Angles A and B are c class=