Natural gas or methane is a fossil fuel. In a plentiful supply

Natural gas is abundant. If consumption remained at present levels, the International Energy Agency (IEA) estimates there are enough recoverable resources to last around 230 years. It is versatile.

the answer to your question is c.

if you read the house of usher you should know that the house was haunted

i don't see a text, but i am gonna assume this *orbit* the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.