Which sentence contains a participle

ASailing upon the ocean can be a fun activity in the summer
BRosa loved watching the waves, the boats, and the beach goers
CEach summer, the sail boats sailed along the eastern coast.
DThe receding waves left a dark mark upon the golden sand

Verified Answer :

the answer is c, it is definitely not b or d, that's for sure.

just got this one wrong the real answer isD