# useradd $-$u $300-g$ fry $-$c $"$os$"-$d $/$home$/$xxx $-$s $/$bin$/$ksh $-$m xxx$.$ What is the UID and default shell?

a$.$ UID:$300$;Shell:Bourne

b$.$ UID:$300$;Shell:Korn

c$.$ Both A and $B$

d$.$ Only A