When Wicks & Rankin Found That Nematoda Worms Stopped Withdrawing

Multiple Choice

When Wicks & Rankin found that nematoda worms stopped withdrawing in response to repeated taps but still withdrew in response to a heat stimulus, they were demonstrating

A) orienting responses.
B) performance.
C) an unlearned defensive response.
D) short-term habituation.
E) long-term habituation.