When McDonald's Conducts an In-Depth Discussion for 90 Minutes with Eight

Multiple Choice

When McDonald's conducts an in-depth discussion for 90 minutes with eight of its current customers in a group discussion led by a moderator to try to come up with new menu offerings that would be of interest to these customers,this type of research is:

A) secondary data analysis.
B) an experiment.
C) focus group research.
D) a descriptive study.
E) a case analysis.