A cube of side 1 unit is placed in such a waythatthe origin coincides with one of its top vertices and the three axes run along three of its edges. What are the co-ordinates of the vertex which is diagonally opposite to the vertex whose coordinates are (1, 0, 1)?

A

(0, 0, 0)

B

(0, -1, 0)

C

(0, 1, 0)

D

(1, 1, 1)