In the Context of the Critical Path Method (CPM), the Slack

Multiple Choice

In the context of the Critical Path Method (CPM) , the slack time (ST) for an activity is computed as:

A) the latest start (LS) time minus the earliest finish (EF) time.
B) the latest finish (LF) time minus the earliest start (ES) time.
C) the latest start (LS) time minus the earliest start (ES) time.
D) the earliest finish (EF) time minus the latest start (LS) time.