A project has seven activities A,B,C,D,E,F and G. Activity A B and D can start anytime. Activity A takes 3week to complete. Activity B takes 5week , activity D takes 11 week to complete. Activities A and B must be completed before activity C can start. Activity C requires 6 week to complete. Activities B.C and D must be completed before Activity E can start. Activity E requires 2 week to complete. Activity F takes 4 week and can start as soon as Activity C completed. Activity E must be completed before Activity G starts. Activity G requires 3 weeks. Activity F and G must be completed for the project to be completed. What is the critical path?
a) Start—A-C-F-End
b) Start—B-C-E-G-End
c) Start—D-E-G-End
d) Start—B-C-E-G-End and Start—D-E-G-End