City planners are laying the groundwork for their ideal city, Cytopia. They have determined that there will be no more than three houses per acre. Industry must be located outside the city boundaries. The city will be built around three miles of protected forestland on which no development can occur. The planners have determined Cytopia's . A. Urban form
B. Push-pull factors
C. Overurbanization
D. Sustainable development

Which of the following best describes the term cleavage? a. cleavage describes the quality and amount of light reflected from a mineral surface. b. cleavage is the characteristic growth pattern or shape of a mineral. c. cleavage is the splitting of minerals along natural planes of weakness.d. cleavage is the colored mark that a mineral makes when scratched on a porcelain tile.e. cleavage describes a mineral's resistance to abrasion.