A student has three courses left, which are each .5 credits. The student earns an A, C and D. Which of the following are correct?

a. The student's GPA for these courses is 2.333
b. The student would not meet a 3.0 GPA requirement
c. The student's GPA for these courses is 2.500
d. The student's GPA for these courses is 2.100
e. The student would meet the 3.0 GPA requirement for their chosen university