Riddle

I'm not a bird, but I can fly through the sky. I'm not a river, but I'm full of water. What am I?

Choose an answer

A.A bird
B.An airplane
C.A river
D.Cloud
Hint: It's a word with 5 letters, starting with "C".

Answer

Cloud

Why this is the answer

A cloud drifts through the sky like a flying creature without being alive, and it's saturated with water despite not being a river.

This riddle is filed under "What Am I?" Riddles and rated Medium.