In the following, digital circuit, what will be the output a 'Z', when the input (A,B) are (1,0), (0,0), (1,1), (0,1)In the following, digital circuit, what will be the output a 'Z', when the input (A,B) are (1,0), (0,0), (1,1), (0,1) (1) 1,1,0,1 (2) 0,1,0,0 (3) 1,0,1,1 (4) 0,0,1,0