A Hatmaker,fresh Off a Very Successful Showing at Lidzapalooza Is

Multiple Choice

A hatmaker,fresh off a very successful showing at Lidzapalooza is excited about the prospects of providing the finest chapeaus to meet the needs of his energized customer base in the coming year.He and his space designer have identified seven activities that are necessary to expand his small shop.For the sake of simplicity,and to avoid giving away any trade secrets,the activities have been identified by letters A-G.The activities,their time estimates,and the precedence requirements structure are listed in the table immediately below.

-Which of these statements is BEST?

A) Only four of these activities have zero slack.
B) The late finish of D minus the late finish of C is less than the slack of B.
C) B's late start plus its slack equals F's late finish.
D) The sum of the late start values for activities A through E is less than the sum of the late start values for F and G.