Answer: (E) Focus group
Step-by-step explanation:
The focus group is the term which refers to the diverse group of the various types of people that basically used the traditional market researcher for gathering the various types of opinions about the various types of products and the services.
The focus group is mainly used by the various types of organizations for analyzing the consumer feedback about the specific products in the market.
According to the given question, the focus group is one of the market research exploratory method that involve the product oriented various types of discussions.
Therefore, Option (E) is correct answer.