Which of the following could affect the human population? a hurricane makes landfall on an uninhabited island. a deadly virus emerges that can pass from human to human. a civil war breaks out in italy. a solar eclipse occurs.

The correct answer is B) a deadly virus emerges that can pass from human to human.

The issue that can affect the human population is a deadly virus emerges that can pass from human to human.

Scientists and governments are concerned with the spread of viruses because they put at risk human lives. A virus can spread very fast from one region to another, putting many lives at risk. Let's just remind of the case of the black death in Europe that killed millions of people and devastated that part of the world. The Great Plague killed almost 200 millions of people between 1347 and 1351.

the answer here would be

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.