Answer the following question given this paragraph: 

Elemental carbon is a black, dull-looking solid that conducts heat and electricity well. It is very brittle and cannot be made into thin sheets or long wires. Of these properties, how does carbon behave as a metal? How does carbon behave as a nonmetal?.


Q: Elemental carbon is a black, dull-looking solid that conducts heat and this?

 Choices:

- light

- energy

- vibration

- electricity

A:
electricity
