I WILL GIVE BRAINLIEST WORTH 20 PTS
"They walked down towards the Seine, desperate and shivering. At last they found on the quay one of those nocturnal carriages which are only to be seen in Paris after dark, as though they were ashamed of their shabbiness in the daylight."

What does the word quay mean?
A. river
B. parking area
C. port
D. dock