Wich phrase defines complentary goods?

A complementary good is a good whose use is related to the use of an associated or paired good. Two goods (A and B) are complementary if using more of good A requires the use of more of good B. For example, the demand for one good (printers) generates demand for the other (ink cartridges).May 19, 2015

that would be the steamboat because none of the other things are forms of transportation