3. (Taken from Harris Text Exercise 7.18) Your friend is a crack circuit designer. She has offered to redesign one of units in the multiple-cycle MIPS processor to be much faster. Using the delays in the enclosed table which unit should she work on to obtain the greatest speedup of the overall processor? How fast should it be? What is the cycle time of the improved processor? (We are talking about the Harris mutliple cycle processor) Table 7.6 Defays of elrealt elements