Suppose the demand for lawnmowers goes down when the price of gasoline goes up. We can say that these two goods are

A) complements.
B) substitutes.
C) unrelated goods.
D) perfect substitutes.

Lawnmowers

Machines utilizing one or more revolving blades to cut a grass surface to an even height.

Gasoline

A liquid fuel derived from petroleum, primarily used as a fuel in internal combustion engines.

Complements

Goods or services that are used together, where the use of one increases the value or demand of the other.