2- Given a figure of a 3x8 decoder built using three 1x2 decoders, which is

the correct order of input signals to assure correct operation?

a. XYZ → Y1,Y2,Y3 b. ZXY → Y1,Y2,Y3

c. YZX → Y1,Y2,Y3 d. YZX → Y1,Y2,Y3