Need help with these please

Schedule the progress on the three Jobs A,B,C, using a Gantt chart. Scheduled time is ***. Completed time is 'X'. Queue time is - Gantt Chart Day Beginning Ending Work Day 1 2 3 4 5 6 7 8 Day Completed Job A 1 5 4 X X X X Job B 2 6 - X X Job C 3 8 * * * . . XXX Part B. For questions 3 and 4, consider the priority rules for a schedule with a single queue and single server. Question 3. For the FCFS (first come first served) rule, the first job to arrive at a work center is processed first. How many statements are correct? 0 1 2 3 (A) For the SPT rule, the job with the shortest processing time is processed first. (B) For the EDD rule, the job with the earliest due date is processed first. (C) For the LPT rule, the job with the longest processing time is processed first. Question 4. For a single queue and single server, important points help in the evaluation and design of schedules. How many statements are correct? 0 1 2 3 (A) The total completion time of a schedule is dependent of the priority rules. (B) The SPT rule will minimize average completion time and average jobs in system of a schedule. (C) The SPT rule will maximize the utilization of a schedule