Item 2 Read the excerpt from the People & Rabies web page.

Rabies is spread through saliva, the wet stuff in your mouth. It's not spread by blood, urine, or feces. If an animal has rabies and bites you - or licks its claw before it scratches you - then you could get rabies, too.

You can't get rabies just by petting an animal with rabies.

If you're bitten or scratched by an animal with rabies, the good news is that there are shots you can take that can keep you from getting the disease.

Based on the supporting details, what is a main idea of the excerpt?

It is safe to be around animals with rabies as long as they do not bite.

Humans can contract rabies through the saliva of infected animals.

There is a vaccine for humans that will prevent the spread of rabies.

One is unlikely to contract rabies by petting an infected animal.