You are writing a persuasive essay about your belief that animals can actually benefit from being kept in regulated American zoos. Which fact would support this thesis?
A.A fact about how many visitors enjoy attending zoos and learning about animals in their natural environments.
B.A fact about the number and variety of animals who are cared for in the largest American zoos.
C.A fact about how regulations ensures that zoos are kept clean and safe for animals and visitors.
D.A fact about the number of endangered species that are protected and helped to reproduce young while living in zoos.