Answer:
Humans can contract dangerous diseases after coming into contact with infected animals.
Explanation:
The article titled<em> Commonlit: Animals Role in Human Disease </em>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/
That would be archeologist.
The Study of Artifacts is called Archeology.
That is because Californian state law allows sales of Medical Marijuana, and they can't prove that the sales were illegal and that there were problematic things included because it's legal in the state.
So he could get around faster and warn everyone.