What is the difference between inorganic and organic compounds?

The main difference is in the presence of a carbon atom; organic compounds will contain a carbon atom (and often a hydrogen atom, to form hydrocarbons), while almost all inorganic compounds do not contain either of those two atoms. ... Meanwhile, inorganic compounds include the salts, metals, and other elemental compounds.

i think that d. wind is the answer.   i missed the question when i answered a. currents.

i think the answer would d