According to uniformitarianism, which statement is true? a. rocks form and erode at the same rate now as in the past and by the same means. b. rocks form and erode at the same rate now as in the past but by different means. c. rocks form and erode slower now than in the past and by different means. d. rocks form and erode faster now than in the past but by the same means.

The answer is letter A. Rocks form and erode at the same rate now as in the past and by the same means.

Uniformitarianism is an assumption that the same natural laws and processes which is applied everywhere in the universe is the same processes and natural laws in the past.  It includes the gradualistic idea that: The present is the key to the past” which is at the same rates, functioning. Uniformatirianism is the prime principle of geology and virtually all fields of science.

Asmall closed hole formed in an outwash plain or moraine. forms when a  glacier retreats then remains stationary.