The Primary Difference(s) Between the Processes of Natural Selection and Artificial

Multiple Choice

The primary difference(s) between the processes of natural selection and artificial selection is/are

A) the mechanism for descent and modification.
B) that artificial selection focuses on nonheritable traits while natural selection focuses on heritable traits.
C) the selective agent and the period of time over which change occurs.
D) that artificial selection focuses on creating varieties while natural selection only produces species.