For the Boolean function O1 and O2, as given in the following truth table (inputs: x, y, z; outputs: O1, O2):

Choose the correct expression for O2 in sum-of-products algebraic form:

X N 01 02 0 0 0 o o 0 0 1 1 o O 1 0 1 0 0 1 1 o 1 1 0 0 1 0 1 0 1 0 1 1 1 O 0 1 1 1 1 0 1 A: --x*y*z + x*-yz + x*y* -z + x*y*z B: ~~*~y* -z + ~**~y*z + -x*y* -z + x*-y* -z C: -x*-y* -Z + --**-y*z + -x*y* -z + x*-y* -z + x*y*z D: --**-y* -Z + -x*y*z + x*-y*z + x*y* -z + x*y*z