In project management , a ( 1) is a listing of a project’s milestones, activities, and deliverables, usually with intended start and finish dates. Those items are often estimated in terms of resource (2 ) ,budget and duration, linked by dependencies and scheduled events.
（1）A. schedule               
B. activity               答案解析与讨论：https://www.ruantiku.com/shiti/126349739.html