refer to scenario 5.2. colin decided to apply some of the things he had learned in his marketing research class to his business. the first thing he should do is to which will help him a. collect secondary data; contact the appropriate respondents. b. develop a questionnaire; collect the necessary data. c. conduct store exit interviews; give him an idea of the problem. d. define the problem to be researched; determine his data needs. e. identify a sample frame; contact the appropriate respondents.