The Refractory Period Refers To

The refractory period refers to:

A) the specific time during the monthly cycle that females experience menstruation.
B) a variable length of time following orgasm during which the male is incapable of having another erection or orgasm.
C) the second phase in the human sexual response cycle, when physical arousal increases.
D) the time period during which the physical processes of attaining sexual maturation and reproductive capability takes place.