Answer:
Problem-focused coping.
Step-by-step explanation:
Problem-focused coping is a method that targets the cause of stress of an individual. In problem-focused coping, the source of the stress is located and removed. In this case, Marci realized that the stress was being caused by her credit card debt. Therefore, she secured a low interest bank loan and got an extra part-time job. This way, she could pay off her debt with the bank, eliminating the cause of her stress.