B.the economic depression following the Panic of 1837
ANSWER: If Stacy involves in an accident, she will get hurt regardless of the fact in which seat she is seating. If Stacy is seated on the driver seat and the truck hits her car, she might have serious injuries and can also cause her death. Same effect can happen if she is seated on the passenger seat and the truck hits that side. It would be pure miracle if she is involved in the accident and returns without any scratch.
The answer you are looking for is: <span>Based on classical conditioning</span>