which of the following statements concerning the apportioned effort EV technique is not true? A. It is not used with ;eve; of effort or other apportioned effort accounts, B. It is used for general or supportive activities associate with discrete effort, C. BCWS is based on a percent of the discrete effort's budget and schedule, D. BCWP is dependent on the performance of the discrete effort, E. It is the least desirable EV technique