The following Gantt chart was made based on the information for a project.

This Gantt chart indicates that the critical path is a$-$d$-$j$.$

This Gantt chart shows that this project will finish on $3/1$ but we want to finish it $1$

day earlier by adding more resource to an activity. To which activity should we not

add more resource to reduce the project duration?

j

i

d

a