What evidence best supports that the Grand Canyon was formed by erosion? a. The color of the rocks. b. The mass of the rocks. c. The hardness of the rocks. d. The different layers of rocks.

Respuesta :

Answer: D

Explanation: It is D because it says the Grand Canyon was created by an erosion effect. BUT, it was created by the effect of different layers of rock, and erosion affect from the Colorado River had carved the rocks into what it is now. I really hope that this helps, and if it is wrong please correct my mistake!