Plz hurry test worth 25 points. Will mark as brainliest and don't mess around and answer correctly plzzz. The figure below shows parallel lines cut by a transversal:

Which statement is true about ∠7 and ∠8? (4 points)

A. ∠7 and ∠8 are supplementary because they are a pair of corresponding angles.

B. ∠7 and ∠8 are complementary because they are a pair of adjacent angles on a straight line.

C. ∠7 and ∠8 are congruent because they are a pair of adjacent angles on a straight line.

D. ∠7 and ∠8 are supplementary because they are a pair of adjacent angles that form a straight line.