Which of the following is/are Regular?
A] $\left \{ XWYW^{R} \space\ | \space\ W,X,Y \in \left \{ a,b \right \}^{+} \right \}$
B] $\left \{ WXW^{R}Y \space\ | \space\ W,X,Y \in \left \{ a,b \right \}^{+} \right \}$
C] $\left \{ WXYW^{R} \space\ | \space\ W,X,Y \in \left \{ a,b \right \}^{+} \right \}$
D] None
R => Reverse
Please describe your answer.