Answer:
Saving the wild tiger population is important.
Step-by-step explanation:
An opinion is a view a person has on something. It can but doesn't have to be based on facts or knowledge. Opinions are subjective, contrary to facts, which are objective. When something is objective, it isn't influenced by a person's beliefs or feelings.
The first, second, and fourth statements are facts, while the third statement is an opinion. Someone may think that saving the wild tiger population is important, while someone else may think that it doesn't matter.