Each box is an activity; the number it contains is the duration of the activity in days. T

Question

Each box is an activity; the number it contains is the duration of the activity in days. The duration of the critical path is(75)

A．16days

B．14days

C．19days

D．20days

Answer 1

正确答案：C
解析：关键路径为最长时间的线路，3+6+7+1+2=19。