Given the following design module ;module small$\_$alu $($clk$,$ rst$,$ Op$,$ count$)?$Which of the following is a valid instantiation of the design module$$smallAlu myALU $($clk$,$ rst$,$ Op$,$ count$)$ a O;myAlu small$\_$alu $(.$clk$($CLK$),$ rst$($RST$),.$Op$($Op$),$ count$($COUNT$))$ b Oimall$\_$alu myALU $(.$clk$($CLK$),$ rst$($RST$),$ Op$($OP$),$ count$($COUNT$))$ Ic Oismall$\_$alu myalu $($count$,$ clk$,$ rst$,$ Op$).$d O