Claim #2: Zoos are an inhumane way to provide people with entertainment.
 Which piece of evidence best supports claim #2?
 A. Zoos separate their animals by species, often combining animals with
 similar habitats
 B.Over 50 million people visited zoos in the United States last year.
 C. Most large animals are used to living in areas over 100 times larger than
 their zoo enclosures
 D. Animals that become sick or injured in zoos are treated by trained
 veterinarians.