Match the Evolutionary Concepts Correctly with the Correct Description or Example

Match the evolutionary concepts correctly with the correct description or example. Some choices may be used more than once.
-The genitals of snakes are analogous to a lock and key mechanism-the "keys" will only fit in certain "locks."
A)reproductive isolation
B)sexual selection
C)directional selection
D)disruptive selection
E)genetic drift
F)founder effect
G)gene flow
H)stabilizing selection