Which of the Following Proposed That Variation Makes It Possible

Question

Which of the following proposed that variation makes it possible for a species to change over time?
A) Alfred Wallace
B) Charles Darwin
C) Gregor Mendel
D) Alfred Wallace and Charles Darwin
E) All of these

Accepted Answer

Both Alfred Wallace and Charles Darwin proposed the idea of natural selection and the role of variation in species change. However, Darwin is often credited with developing the theory of evolution by means of natural selection. Mendel's work focused on genetics and inheritance, but he did not propose the idea of species change over time.