Kim Opened a Juice Bar near a Fitness Center

Kim opened a juice bar near a fitness center. She wants to know which juices will be most popular among health-conscious individuals. She has two of her staff members stand outside the shop and invite everyone exiting the fitness center for a free glass of juice of their choosing. This customer group is known as a

A) sample.
B) focus group.
C) data warehouse.
D) demographic.
E) panel.