(5) When I looked at them, they just looked like someone had scribbled on the paper!
(6) When we played the first game
(9) That night I asked my dad to help me.
(14) Our team was red, and the other team was black.

Which of these is a compound sentence?

A.
sentence 5

B.
sentence 6

C.
sentence 9

D.
sentence 14