Which of the following statements is true of the biological views that explain the origins of anxiety disorders?

A) Fraternal twins are much more likely to have similar anxiety disorders than identical twins.
B) Humans are not genetically predisposed to fear stimuli that may have posed a threat to their ancestors.
C) People's appraisals of the magnitude of threats help determine whether they are traumatic and can lead to post-traumatic stress disorder.
D) A predisposition toward anxiety, in the form of a highly reactive autonomic nervous system, can be inherited.

Autonomic Nervous System

The part of the nervous system that controls involuntary bodily functions, like heart rate, digestion, and respiration, divided into the sympathetic and parasympathetic nervous systems.

Anxiety Disorders

A category of mental health disorders characterized by significant feelings of anxiety and fear, interfering with daily activities.

Identical Twins

Identical twins are siblings who develop from a single fertilized egg that splits into two, sharing 100% of their DNA and typically having very similar physical characteristics and, often, similar behaviors.