Consider the following project.Activity Predecessor$($s$)$ Duration $($days$)$A $4$B $3$C A$,$ B $5$D B $4$E C $4$F D$,$ E $7$G E $6$H F$,$ G $4$I D $9$J G$,$ I $6$Develop the project schedule using the critical path method, indicating the early start, early finish,late start, late finish, and slack for each activity. What is the project duration, and which activitiesare critical? As a hint, note that both activities A and B have no predecessor activities, and bothactivities H and J have no successor activities.