Why did the ancient Greeks believe that natural places like springs and tree groves were important?

A.
They needed the natural resources from those places.

B.
They needed to study nature at those places using observation.

C.
They believed that gods and goddesses lived in those places.

D.
These were good places to hold public meetings and discussions.

The ancient Greeks believed that gods and goddesses lived in those natural places like springs and tree groves, so C is the correct answer.