Which of the Following Statements Comparing Learning Curve Rates (L)

Multiple Choice

Which of the following statements comparing learning curve rates (L) to improvement rates is true?

A) The learning rate is the same as the improvement rate.
B) The learning rate is a decimal value while the improvement rate is a percentage.
C) A 90% learning curve corresponds to a 10% rate of improvement.
D) Learning rates apply to labour only, while improvement rates apply to all resources.
E) "Learning rates" is American usage, while "improvement rates" is British.