Answer:
The old man believed that he must watch over the cat, the goats and the pigeons in San Carlos. The man was not able to fulfill his responsibilities so was guilty and wondered what would the animals do in his absence
I would say that there would be no life living on earth
Answer:
An antibiotic
Explanation:
As shown in the passage, it states that azithromycin is a drug. An antibiotic is a type of drug so the answer is an antibiotic. The passage didn't state that azithromycin is a disease or a lab procedure or a blood infection, but a drug.