Definition: You are given a question on prehistory. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Input: Which of the following first described human culture according to a predictable chronology of a Stone Age, Bronze Age, and Iron Age?
(A)uniformitarianism (B)multilinear evolution (C)three-age system (D). triple-age catastrophism

C