City has an ordinance prohibiting "adult theaters and bookstores" in residential or commercial zones within City. The ordinance was intended to protect surrounding property from the likely adverse secondary effects of such establishments. "Adult theaters and bookstores" are freely permitted in areas of City zoned industrial, where those adverse secondary effects are not as likely. Sam is denied a zoning permit to open an adult theater and bookstore in a building he owns in an area zoned commercial. As a result, Sam brings suit in an appropriate court challenging the constitutionality of the zoning ordinance. Which of the following statements regarding the constitutionality of City's ordinance is most accurate? Group of answer choices The ordinance is valid, because a city may enforce this type of regulation on speech-related businesses, so long as this type of regulation is designed to target the secondary effects of that speech, such as crime or lowered property values. The ordinance is invalid, because City may not zone property in a manner calculated to protect property from the likely adverse secondary effects of adult theaters and bookstores. The ordinance is valid, because a city may enforce zoning restrictions on speech-related businesses to ensure that messages they disseminate are acceptable to the residents of the adjacent property. The ordinance is invalid, because City may not enforce zoning regulations that deprive potential owners of adult theaters and boo