Final answer:
The coping strategy described is emotion-focused coping where the individual seeks emotional support from a friend after a bad breakup.
Step-by-step explanation:
The coping strategy described in the question is emotion-focused coping. Emotion-focused coping involves efforts to manage or reduce the negative emotions associated with stress. In this case, calling up a best friend for support and comfort after a bad breakup is an example of seeking emotional support as a way to cope with the distress. This strategy focuses on addressing the emotions tied to the breakup rather than attempting to directly solve the problem.