Which of the following sentences is correct? a. a phrase is a group of related words but a clause is not b. a clause has a subject and verb but a phrase does not c. a phrase has a subject and a verb but a clause does not

I think it is C. A phrase has a subject and a verb but a clause does not

To form soil, the two processes which must occur are erosion and weathering, so the correct answer is "soil formation is a continuous presses, but also one which takes a long time, it can sometimes take more than five hundred years for 1cm of soil to form.