Suppose We Repeatedly Play a Low-Pitched Tone to a Rat

Suppose we repeatedly play a low-pitched tone to a rat.Which of the following would demonstrate dishabituation in the rat?

A) After many trials,the rat no longer responds to the low-pitched tone.
B) The rat does not respond to a high-pitched tone.
C) The rat's response to the low-pitched tone increases over many trials.
D) A very loud tone is inserted into the trials,and the rat then responds to the low-pitched tone.