In the circuit shown below, X and Y are digital inputs, and Z is a digital output. The equivalent circuit is a

In the circuit shown below, X and Y are digital inputs, and Z is a dig

1.	In the circuit shown below, X and Y are digital inputs, and Z is a digital output. The equivalent circuit is a
A.	NAND gate
B.	NOR gate
C.	XOR gate
D.	XNOR gate
Answer» D. XNOR gate