Can someone please help me?

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.

How are fossils most commonly formed