Which one of the following statements about learning curves is TRUE? Part 2 A. The formula describing the learning curve principle of doubling is computed differently when computing unit cost as opposed to unit time. B. A learning curve assumes that the direct labor requirements per unit will DECREASE at an INCREASING rate as cumulative production increases. C. A larger learning curve rate implies faster (greater) learning. D. Learning curves can be used only for individuals, not for the whole organization. E. A learning curve graph usually follows a negative exponential curve