The critical activity has_.

Critical activity have no total or free float . 

also the early and late start are the same .

The correct answer is....C. zero float

"C" zero float 

the critical activity should be finished in time 

my answer is option " c "           .

The correct answer is d ..............

thanks for invition ,,,,,,,,,,

my choice is option d 

i agree the experts  answers d 

Thank you for your call / a

THANKS FOR INVI TI ON    ANSWER IS D

Thanks for the invite ......................... A. maximum float

Thanks

It is (D)...................................................