In roiling wave planning: A: Focus is maintained on long-term objectives, allowing near-term objectives to he roiled out as part of the ongoing wave of activitie B: The work to be accomplished in the near term is planned in detail at a low level of the WB C: The work far in the future is planned in detail for WBS components that are at a low level of the WB D: A wave of detailed activities is planned during strategic planning to ensure that project milestones are achieve