Which of the Following Statements Is Most Appropriate with Respect

Which of the following statements is most appropriate with respect to a 70% learning curve?

A) There will be a 70% decrease in direct labor per unit each time the production volume doubles.
B) Each successive unit of production will take 70% of the direct labor of the previous unit.
C) There will be a 30% decrease in direct labor per unit each time production volume doubles.
D) Thirty percent of the production will be defective until full learning takes place.
E) None of the above is true.