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24. What is the hit ratio? A. The proportion of instruction fetch operations that actually succeed in fetching a new instruction B. The number of instructions divided by the number of memory accesses C. The number of read operations divided by the sum of the number of read and number of write operations D. The number of clock cycles divided by the number of instructions executed E. The number of memory accesses that are satisfied by using data in cache divided by the total number of memory accesses