Question

1. the creation of carbon monoxide is an effect. what is one cause?

a. the regrouping of the atoms in table salt
b. the burning of fossil fuels
c. cleaning swimming pools
d. operating a stove

Explanation:

Carbon monoxide is produced when fossil fuels are burned incompletely. For example, in the combustion of hydrocarbons (a common type of fossil fuel), if there is not enough oxygen, carbon monoxide can be formed instead of carbon dioxide.

Answer:

B. the burning of fossil fuels