Research indicates that people with _________________ do not respond as strongly to startling stimuli, such as loud noises or disturbing images

FIll in the blank with correct word.

Rationale: Researchers have discovered that people with antisocial personality disorder are under-reactive to stress. For example, a flash of light, a loud sound, or the sudden appearance of an angry face will startle most people. In contrast, people with APD show very weak startle responses—such as blinking—when exposed to unpleasant stimuli.