NEED HELP ASAP!!!
Given:
a | | b, c | | d
Prove:
m1 = m16
*Look at graphs attached*
Which of the following would be the reasons for statements 3 and 4 in the proof?
A. Vertical angles are equal.
B. If lines are ||, corresponding angles are equal.
C. If lines are ||, alternate interior angles are equal.
D. If lines are ||, alternate exterior angles are equal.

