Given D CuO = - 130 KJ/mol and D

Given D CuO = - 130 kJ/mol and D Cu 2 O = - 146 kJ/mol, what is D G for the following reaction?
4 CuO (s) 2 Cu 2 O (s) + O₂(g)

A) +298 kJ
B) +228 kJ
C) - 7 kJ
D) - 4 kJ
E) not enough information