pls i need this answered asap

'FOR THE FOLLOWING QUESTION, FEEL FREE TO DRAW OUT AND COMPLETE YOUR ANSWER ON A PIECE OF PAPER, TAKE A PHOTO, AND UPLOAD WITH YOUR ANSWER (make sure your writing is clear and dark enough that it shows up on the uploaded photo) a. Given the following activities, predecessors, and times, draw a critical path/ network diagram (5 marks) b. What is the critical path of this network? And how long will it take to complete the project? ( 3 marks) c. Define "slack" time (also called "float" time) (2 marks) d. What is the slack time for activity D? (1 mark) e. What is the slack time for activity A? (1 mark) f. What is the slack time for activity G? (1 mark) g. What is the slack time for activity F? ( 1 mark) \begin{tabular}{|c|c|c|} \hline \hline Activity & Time & Predecessor \\ \hline A & 3 & None \\ \hline B & 2 & J \\ \hline C & 3 & H \\ \hline D & 1 & None \\ \hline E & 7 & D and G \\ \hline F & 4 & L and E \\ \hline G & 3 & None \\ \hline H & 3 & A \\ \hline I & 5 & M and B \\ \hline J & 5 & None \\ \hline K & 4 & C \\ \hline L & 6 & A \\ \hline M & 2 & D and G \\ \hline \end{tabular}