The fact that fear may increase your sensitivity to an almost imperceptible pain stimulus is of most relevance to

signal detection theory

Explanation:

Signal detection theory detects the ability of a person to differentiate between the stimuli and interfering signals called noise.

Here, the imperceptible pain stimulus might be considered as noise by the person's nervous system. But, by increasing the sensitivity towards pain the detection of the imperceptible pain stimulus becomes easier.

Hence, this statement is relevant to signal detection theory.

they encountered severe weather for which they were poorly prepared.

the answer is: c. c.it limited the president’s power to start wars.

the war powers resolution of 1973 requires the president to notify the congress whenever the president wanted to order a military operation to other countries within 48 hours. if after being reviewed the congress disagree with the proposal, that the president will be banned from ordering the operation.