Early in the history of geology, scientists debated two different views of how geologic processes work. these two ideas became known as uniformitarianism and catastrophism. which of the following correctly describes the view of catastrophism?
a.) geologic changes only occur in sudden, devastating events.
b.) geologic changes only occur because of slow, gradual processes.
c.) geologic changes can be either sudden or gradual.
d.) geologic changes can quickly change earth's structure.