Answer: B. zoning
A city uses zoning method to decide where homes and business may be built.
Step-by-step explanation:
Zoning refers to the technique used by local government in controlling the physical development of land and the kinds of uses to which properties may be put. It is used in influencing location and density of development. A zoning ordinance is of two parts: a text and a map. A text shows different land use zones, allowable and non-allowable uses and so on while a map displays the location of various zoning districts.