Even Though Robert Has Presented His Report on How Parents

Even though Robert has presented his report on how parents choose which diapers to buy for their infants to the firm's project manager, his job is not finished. He must now:

A) determine whether his results and recommendations are being used.
B) identify other problem areas for study.
C) posttest his survey questionnaires to make sure they were valid.
D) review the primary data collected to see that they were collected properly.
E) reassess all available secondary data to see if anything new has been discovered.