Question

Study the cartoon More Beaches Reported with Unhealthy Contaminants by Don Landgren Jr.

2 sharks are in the ocean. The first shark asks "Did you eat a bad seal?" The second shark, who looks sick, says "No, I think I swam through a polluted beach!" A caption below reads "More beaches reported with unhealthy contaminants."
© Don Landgren – USA TODAY NETWORK.

How does the cartoonist use an analogy to express his viewpoint in this cartoon?

The cartoonist compares a seal to a meal to show the importance of the food chain.
The cartoonist compares the ocean to a restaurant to show the importance of food safety.
The cartoonist compares the shark's illness to food poisoning to show that pollution affects wildlife.
The cartoonist compares the sharks to human beings to show that sharks are as intelligent as people.

Answer 1

The third choice. The cartoonist likens the shark's sickness to human food poisoning to underline that pollution (unhealthy contaminants on beaches) harms wildlife.