Multiple choice:AOE net as shown in the figure

AOE net as shown in the figure
![ Untitled. PNG] (~ / fcee84ee-2d5d-4e9a-8ec7-242d305af98. PNG)
The earliest occurrence time of event 5 is@[ C](2)
A. 21
B. 26
C. 38
D. 43




A.21
B.26
C.38
D.43


answer：C