A computer system has $65,536$ words of memory, $8$ bit each. The instruction set consists of $190$ different operations. Instruction has two part, operation code and address.

What will be the size of $AR,PC,IR,$ and $AC$ Registers?

How Many words of memory are required to store the instruction LDA ADRS $($Address$)?$

List the sequence of micro$-$operations starting from $T_{},$ needed to execute the above instruction.