A researcher found shark fossils on top of a mountain. This evidence suggests which of the following about this region?
A B C D
It was once below a waterfall. It was once part of a riverbed. It was once covered by an ocean. It was once near a freshwater lake.
Question: A researcher found shark fossils on top of a mountain. This evidence suggests which of the following about this region?
(A) It was once below a waterfall.
(B) It was once part of a riverbed.
(C) It was once covered by an ocean.
(D) It was once near a freshwater lake.

Answer: (C) It was once covered by an ocean.
Answer: (A) It was once below a waterfall.
Question: A researcher found shark fossils on top of a mountain. This evidence suggests which of the following about this region?
(A) It was once below a waterfall.
(B) It was once part of a riverbed.
(C) It was once covered by an ocean.
(D) It was once near a freshwater lake.
Answer: (C) It was once covered by an ocean.