Textbook Question $6$A$/3-2$

Given the table below, assuming that there are only $8$ resources available at any time:

a$)$ Provide the network diagram

b$)$ Provide the original Gantt chart with all resources

c$)$ Provide the steps and process to update the schedule based on resource constraints

d$)$ Provide the final Gant chart $($you do not have to recalculate the slack$)$

e$)$ What is the final project duration?