Answer: The objective statement is C. Zoos have several animals that visitors can see.
Explanation: An objective statement is a expression that does not include an opinion or an individual perception about a particular issue. In that way, an objective statement presents an impartial view of a matter and lacks bias or prejudices. Statement C. is an objective one because it lacks judgement. In other words, this statement presents a fact and, unlike options A., B. and D., it is not influenced by a personal opinion.