The transactional theory of stress attempts to explain stress in terms of three components: perception, , and response.

- Appraisal

Explanation:

The 'Transactional Theory' divided stress into three elements: i). Perception ii).  Appraisal and iii) Response. The theory highlights that it is important to show appraisal towards the stress that is being experienced as it assists in evaluating the probable threats or harms that it may cause. This evaluation assists in handling the stress well. This three component model begins with perceiving the kind of stressful thoughts or emotions and its level while appraisal aids in assessment of the causes followed by the deduction of how to respond to it.

i believe that the answer to the question provided above is that the role of campaign committees is to act as a bridge between state and local campaigns.