A high school has started a community service program. Under the program, students must participate in volunteer activities, such as helping at an after-school program, visiting residents at a nursing home, and planting trees. The students who log the most service hours will receive a
special designation on their diploma. What Incentive did the school offer the students in this case?
А. a reduction in tuition
B. the satisfaction of helping others
C. recognition at graduation
D. the satisfaction of improving the environment