This is a multiple$-$response inquiry. While each correct response earns credit; responses that are not correct yield point deductions for the question.

For an activity$-$on$-$node network such as that presented in the textbook, which of the following is true regarding each activity that is on the critical path?

Select one or more:

a$.$ the activity's slack is zero $(0)$

b$.$ the activity's early finish equals the activity's late finish

c$.$ the activity's late start equals the activity's late finish

d$.$ the activity's early start equals the activity's late start

e$.$ the activity's early start equals the activity's early finish

f$.$ the activity's late start equals the activity's early finish

g$.$ the activity's early start equals the activity's late finish