Design an arithmetie eireutit with ene seleetien wariable and two n$-$bit datn imputs A and B$.$ The eireuti generates the following four arithmetie operation in eonjunetion with the input earry $G_{in.}.$ Draw the legieal diagram for the first two stages:

$\backslash$table$[[S,C_m=0,C_m=1$