单项选择题

Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions.
Now listen to the passage.
In the lower 48 states in the USA, the top three largest national parks are ______.

A. Everglades National Park, Death Valley and Yellowstone
B. Death Valley, Everglades National Park and Yellowstone
C. Everglades National Park, Yellowstone and Death Valley
D. Death Valley, Yellowstone and Everglades National Park