In Extremely Frightening Situations People's Hearts Race, They Sweat, and They

In extremely frightening situations people's hearts race, they sweat, and they lose control over bowel and bladder functioning. These responses are due to

A) activation of the sympathetic nervous system and inhibition of the parasympathetic nervous system.
B) activation of the parasympathetic nervous system and inhibition of the sympathetic nervous system.
C) simultaneous activation in both the sympathetic and parasympathetic nervous systems.
D) simultaneous shutting down of both the sympathetic and parasympathetic nervous systems.