Explanation:
Copper is good conductor of heat and electricity as it has mobile electrons which can easily move from one place to another. Whereas gold melts on heating, therefore, it cannot be used for the purpose of electricity or making cooking utensils.
On the other hand, due to copper's ability to conduct heat, copper is also used in cooking utensils.
Thus, we can conclude that the statements which best describes why copper is considered to be a more useful metal than gold are as follows.