Respuesta :

Answer:

Infected rats traveled from Europe to Asia along trade routes.

Explanation:

I think this is the answer, I'm not 100% on it tho.

Answer:

bacteria on fleas.

Explanation:

Rats had fleas and spread them to people and other people would spread the germs to other people like the flu OR CORONA

I got it correct in the test. may I PEZ have a Brainly?