Leo, a Math Major, Keeps the Notes and Handouts for His

Multiple Choice

Leo, a math major, keeps the notes and handouts for his Calculus 1 course this term in a neatly organized binder. The pages in the binder are organized by date, and he has created a table of contents to help him locate information by topic. How long should Leo hold on to this binder?

A) until the midterm exam
B) until the end of the term
C) until the end of the school year
D) until he graduates from college