According to the Dual-Process Theory, When Rats Were Tested with a Relatively

Multiple Choice

According to the dual-process theory, when rats were tested with a relatively quiet background noise, their response to a startling tone

A) habituated because the state system was already responding to auditory stimuli.
B) habituated because only the S-R system was activated.
C) sensitized because the state system was responding to the background tone.
D) sensitized because both the state and S-R systems were activated.