Which of the following explains the relationship between angles A and D? Lines JK and JM intersect at point J, creating four angles identified as angle B, angle D, angle C, and angle a clockwise from the top right.

a) Adjacent angles
b) Supplementary angles
c)Complementary angles
d)Vertical angles

This was on an assignment a couple weeks ago and I never found out the answer, but I think it would be helpful to keep it in my for future quizzes. If anyone has an answer to help me study I'd really appreciate it! ⊂(´• ω •`⊂)