theory suggests that people with generalized anxiety disorder have a greater bodily arousal than other people and that worrying actually serves to reduce this arousal, perhaps by distracting the individuals from their unpleasant physical feelings.

The answer is Avoidance theory.

Explanation:

Avoidance consists of some behaviors that attempt that we do not have any kind of exposure to a stimulus that provokes our fear. Escape refers to the fact of leaving a fear-provoking situation.

However, these strategies are considered maladaptive because they usually help to keep disorder as well as decrease functioning. These strategies eliminate the unpleasant symptoms and this is the reason why they are considered highly reinforcing.  

Avoidance Theory.

Explanation:

As the exercise explains, this theory suggests that people with generalized anxiety disorder have a greater bodily arousal than other people and that worrying actually serves to reduce this arousal, perhaps by distracting the individuals from their unpleasant physical feelings. In other words, what this theory presents is that people who suffer from anxiety or similar feelings has a mechanism that consists in distracting themselves to avoid them.