I think series because parallel circuits have too many breaks
This is called pruning! It is a normal Occurrence and every human being experiences it! It’s just where ur fingers have been in water for an extended period of time the blood vessels constrict beneath your skin causing this :)
I believe that it’s unconscious since it’s not something you require to be aware of so therefor the answer should be D.
Answer: The answer is Erosion
Explanation: It is probable that the natural process of Erosion caused the exposed layers of rock in The Valley.