Please explain detailed and show steps.

Ol (40n+1) Consider the followino tahle SA = system analyst; SD= system designer; SC= system coder a. (10pts) Draw up a PERT chart for the activities above, and identify the critical path (PERT). b. ( 10pts) Draw up a resource table showing the number of each type of resource needed on each day of the project. c. (20pts) Generate resource histogram for both SD and SC