The black box in the following figure consists of a minimum complexity circuit that uses only AND,OR and NOT gates. The function f (x,y,z) = 1 whenever x , y are different and 0 otherwise. In addition the 3 inputs x,y,z are never all the same value.

The black box in the following figure consists of a minimum complexity

1.	The black box in the following figure consists of a minimum complexity circuit that uses only AND,OR and NOT gates. The function f (x,y,z) = 1 whenever x , y are different and 0 otherwise. In addition the 3 inputs x,y,z are never all the same value.
A.	x y'z
B.	x'y xy'
C.	xy y'z z'
D.	x'y'z' xy'z
Answer» C. xy y'z z'