Rio de Janeiro  will host the 2016 Olympic Games. The International Olympic Committee announced  it on October 2,2009.Rio de Janeiro beat Chicago, Tokyo and Madrid to win the bid .It will be the first South American city to host the Olympics. The city will also host the 2014 World Cup. Rio de Janeiro is the second largest city in Brazil. *Population: 6 million *Language: Portuguese * Rio de Janeiro has the world's largest urban forest ,Which is made up of many kinds of green plants. *Every year Rio de Janeiro holds a carnival . It is like a  big party. People dress up, dance samba and have fun. It usually lasts for a week. More than two million tourists come to Rio de- Janeiro every year. About half a million people visit the city for the carnival each year. We can see the passage in a  _  . A) storybook B) tour book C) geography book D) science book
The answer to this question is:
B