For the following AOA network:

a$.(10$ pts$.)$ Draw a corresponding AON network.

b$.(5$ pts$.)$ Compute ES and EF for each activity.

c$.(5$ pts$.)$ Compute LS and LF for each activity.

d$.(10$ pts$.)$ Calculate the TF and FF

e$.(10$ pts$.)$ Highlight the critical path.

f$.(10$ pts$.)$ Draw the corresponding Gantt chart.