A student has four final exams to prepare for but can allocate only 25 hours of studying time. The expected grade for each course depends on the study time for its final exam. She estimates her grade as follows: Hours of Study Course 10 15 20 25 Economics F B B Management F D A A Computers B A Health care F B A A All courses are 3 credits each. She wishes to maximize her expected GPA. A=4, B=3, C=2, D=1, F=0. Use dynamic programming to determine how the student should allocate her studying time. B. B.