Answer:
Customer Perceptions of value
Explanation:
The customer perception of value is also acknowledged as the value in marketing, it is described as the difference among the prospective of the customer evaluation or computation of the costs as well as the benefits of one product or service in comparison with others.
So, in this case, he studies the profile of customer, complaints and market research data in order to understand the customers want. Therefore, he is most likely to operate in the customer perception of value era of the marketing.