Crude oil is mostly made of which of the following?
: greenhouse gas carbon dioxide hydrocarbons carbohydrates

 Hydrocarbon.

Explanation:

Crude oil is made up of carbon and hydrogen. Actually crude oil is a mixture of many compounds. It is formed by the dead and decaying remains of plants and animals.

Hence, called as fossil fuel. Burning of this fossil fuel into the environment releases carbon dioxide, sulfur dioxide and water into the environment.This is also used as a source of energy(fuel) in many processes.

i think the answer would be d

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.