A school is developing a program to keep track of information about students and their class schedules. In which of the following instances would a data abstraction be most helpful? A. The program includes individual variables to store the names of each student rather than a single list of students.

B. A program includes multiple comments that could be combined into a single comment

C. A program includes repeated programming statements that could be moved inside a loop

D. A program includes repeated code that could be moved inside a function.