Context: Ruby has a bad ear infection in one ear , and one brewing in the other ear . The vet thought it was from taking her swimming last weekend . So , I have to clean her ears and put in ear medication twice a day for 10 days . It should be interesting doing it by myself because she was not a compliant patient at the vet 's office with me and the assistant doing it .
Question: Why does Ruby have an ear infection ?
Option 0: She was given medication .
Option 1: Water may have gotten in her ear .
Option 2: The assistant helped her .
Option 3: She went to the vet .
Answer: 1