Which of the following is most likely a disadvantage of focus group interviewing?

A) Focus group interviewing does not connect secondary data with primary data.
B) Focus group interviewing is less flexible compared to mail questionnaires.
C) Consumers in focus groups are always open and honest about their real feelings, behaviors, and intentions in front of other people.
D) Focus group interviewing involves small samples to keep time and costs down, which makes it hard to generalize from the results.
E) The moderator in a focus group interview has poor control over the group of respondents.

D