31. Write the control sequence with the one-byte data bus to implement the following nonunary ISA3 instructions. Assume that the instruction has been fetched and the program counter has been incremented. Note that the operand is already in the instruction register (IR).

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(a) SUBA this,i

(b) ANDA this,i

(c) ORA this,i

(d) CPWA this,i

(e) CPBA this,i

(f) LDWA this,i

(g) LDBA this,i