Answer: Informal bench-marking
Explanation:
Informal bench-marking is defined as unconscious comparison of one's own behavior, skills, values etc with other and learning from them to improve. This leaning can be found in work-place, home, school etc.
- According to the question, Myles is using informal bench-marking through studying other stores complaint handling style and reduction technique so that he can learn from it.
- Other options are incorrect because designing analysis,outcome analysis, issue analysis and processing of complaining ta re not the comparison that unconsciously done by person .
- Thus, the correct option is informal bench- marking.
