Read the passage from "Yellow Fever." About 15 percent of people who fall sick feel better for a day, but then the disease progresses to a more dangerous form. The next stage can include high fever, internal bleeding, unconsciousness, and harm to the heart, liver, and kidneys. Liver damage is like a poison, and it causes people's skin and eyes to take on a yellow color. Yellow fever gets its name from this symptom. In the end, 20 to 50 percent of people who develop the more severe type of yellow fever die.

Which BEST describes why the author includes this information in the article?

A. to convince readers to avoid places where yellow fever occurs

B. to encourage readers to educate others about yellow fever

C. to frighten readers into getting vaccinated for yellow fever

D. to help readers understand the effects of yellow fever​

Match the definition to the word for a better understanding of the paragraph. 1 money does not buy happiness or security. 2john ringling, one of the five brothers of the ringling brothers circus, started out in 1884 with a trained horse and a performing bear. 3for over forty years, he worked hard at the family enterprise, bought up smaller circuses, and imported new acts. 4in the 1920s, he was rated as one of the world's wealthiest men and owned every sizable circus in the country. 5over 5,000 people were on his payroll, and over 240 railroad cars were in his retinue each time the circus moved. 6at the time of his death, however, he was a nervous, unhappy man; he was also bankrupt and beset by lawsuits. 7his carefully built circus empire passed into alien hands. 8all those years of work had turned to dust. 1. business organization alien 2. group beset 3. without funds to pay debts retinue 4. troubled or harassed enterprise 5. strange; belonging to another person, place, country, or thing bankrupt