Hafa Just Completed a Course in Calculus

Multiple Choice

Hafa just completed a course in calculus.Based on knowledge about the curve of forgetting,we can predict that:

A) most of what Hafa will forget about calculus will occur in the first few years after completing the course.
B) Hafa will forget most of the material at a constant rate over time.
C) Hafa will experience a sudden increase in forgetting approximately 4 years after finishing the course.
D) the rate at which Hafa forgets calculus will increase over time.