Memory unit of the computer has 256K words of 32 bits each. The computer has an instruction format along with the four fields: an operation code field, a mode field, to state one of seven addressing modes, a register address field to state one of 60 processor registers, and a memory address. Recognize the instruction format and the number of bits in every field if the instruction is one memory word long. Add the comments which clarify your mental process and how you came up with your solution.