单项选择题 Estimating activity durations uses information on activity scope of（），required resource types, estimated resource quantities, and resource calendars.

单项选择题 Project work packages are typically decomposed into smaller components called activities to provide a basis for（）scheduling, executing, and monitoring and controllingthe proj ect work.

单项选择题 Define Activities is the process ofidentifying the specific actions to be performed toproduce the（）