The old man in the mountain is a geological formation in the white mountains of new hampshire. which of the following statements best describes the effects of natural erosion on this formation?
a. man-made supports and wires were able to prevent the erosion of the formation, and it is still viewable today.
b. natural erosion caused the formation to collapse despite people's efforts to save it.
c. natural erosion did not affect this formation; its collapse was a result of man-made erosion.
d. natural erosion is more powerful than man-made erosion.