Activity name. Duration predecessors A$-7-$none B$-3-$a C$-8-$a D$-2-$b$,$c E$-5-$d From this drawn network diagram, can you help me analyze which is the correct statement and explain why.A$.$activity C can be delayed by one day without delaying the overall project b$.$ the latest activity D can start without delaying the project is on day $15$ C$.$ float for activity D is equal to $0$ therefore it is not an activity along the projects critical path D$.$ activity a is on the critical path which means late finish equals early start