Which of the Following Statements About Learning Curves Is Best

Multiple Choice

Which of the following statements about learning curves is best?

A) Learning improvements always follow a constant pattern.
B) Frequent design changes and reengineering have no effect on learning rates.
C) Underestimated learning effects may cause overestimation of capacity needs.
D) An eighty percent learning curve means that each unit takes twenty percent less time to produce than its immediate predecessor.