Commonlit animals role in human disease which statement identifies the central idea of the text?

Humans can contract dangerous diseases after coming into contact with  infected animals.

Explanation:

The article titled Commonlit: Animals Role in Human Disease mentioned that around 75% of the newly emerge infectious disease were spread by animals.

The article focus on the fact that there were a case in  Southeast Asia during the late 1990s. At that time, workers of a pig farm noticed that their pigs were showing several unusual symptoms. The pig was coughing and experiencing muscle spams.

Soon after the symptoms were showing, the workers that spend a lot of time around the pigs also showed similar symptoms.

This can be used as a sign that Humans can contract dangerous diseases after coming into contact with  infected animals since pathogen often require a living host in order to multiplied/

i believe the correct answer is b.

the answer would more than likely a.)falling crop prices  

hope the answer is right and ,either way have a nice day.