Thomas Malthus's Contribution to Natural Selection Is

Multiple Choice

Thomas Malthus's contribution to natural selection is:

A) the binomial taxonomic system of naming species.
B) the theory that the Earth's old age is based on geologic evidence resulting from cataclysmic events.
C) the theory that events like warfare, disease, and famine are necessary to control population size and thereby reduce the risk of depleting resources.
D) the theory that environmental resources are subject to population pressures.