Task 8. Total 10% Consider a demand-paging system with the following time-measured utilizations: CPU utilization 2% Paging disk 97% Other I/O devices 8% Page 5 Which (if any) of the following will probably) improve CPU utilization? Explain your answer. (a) Increase the degree of multiprogramming, (b) Decrease the degree of multiprogramming. (c) Use a faster CPU for the system. (d) Increase the size of the backing store for the virtual memory system). (e) Install more main memory. (1) Reduce the page size