Question 2. Consider a queuing system with a single queue and a single server. How many statements are correct? 0 1 2 3 4 Statement A. The MPT rule minimizes the total flow of a schedule. Statement B. The flow time of a job in a schedule equals the queue time plus the processing time. Statement C. The flow time of a schedule will always be greater than the processing time of a schedule. Statement D. The queue time of the first job in a schedule is always zero