Answer:
The correct option is: Gradualism
Explanation:
Gradualism is a theory proposed by the Scottish geologist, James Hutton in the year 1795. This theory focuses on the gradual geological variations or changes of the nature over the period of time, that brings about the profound changes.
According to this theory, extreme changes are the cumulative result of small changes or slow continuous processes, over a large period of time, as opposed to large changes.
