The Marketing Manager for Brand K Retail Stores Is in the Process

The marketing manager for Brand K retail stores is in the process of collecting primary data from customers to learn which current products need improvement.She is using a probability sampling method, but is having trouble figuring out how to contact customers and get them to participate.She is also debating alternative ways to recode the responses so that they can be analyzed.She is concerned with the _______ part of the marketing research process.

A) Problem definition
B) Research design
C) Data collection
D) Data analysis
E) Reporting