Mrs. Robinson wants to know which type of vacation the students in her school prefer. In her first period class, she surveys the 25 students about their favorite vacation type. Of the students surveyed, 8 preferred trips to the beach, 10 preferred camping trips, and 7 preferred trips to amusement parks.

Identify the sample in the situation above.
A.
all the students in Mrs. Robinson's first period class
B.
all the students in the school
C.
all the students who prefer trips to the beach
D.
all the students who like vacations