If the concatenation operator is applied to two strings such as [ 'ABCD' || 'wxyz' ] then the resultant string will be

If the concatenation operator is applied to two strings such as [ 'ABC

1.	If the concatenation operator is applied to two strings such as [ 'ABCD' \|\| 'wxyz' ] then the resultant string will be
A.	AwBxCyDz
B.	wxyzABCD
C.	ABCDwxyz
D.	ABCD+wxyz
Answer» D. ABCD+wxyz