Experiments with Two Populations of California Garter Snakes, Varied in Habitat

Multiple Choice

Experiments with two populations of California garter snakes, varied in habitat (coastal vs. inland) and food preference, showed that

A) food preference was determined by the environment.
B) food preference was learned.
C) the snakes have no specific food preferences.
D) food preference has a genetic basis.
E) food preference was determined by imprinting.