【正确答案】 B

【答案解析】[听力原文] Why people think some colors are warm and other colors are cool? Perhaps warm colors like red, orange, and yellow remind people of warm days, while the cool colors like green, blue, and violet remind them of cool days. In the north the sun is low during the winter and the sunlight appears quite blue. During summer, the sun is higher and the hot sunlight appears yellow. People associate colors with different holidays. For example, red is associated with Valentine's Day. On February 14, Americans send red hearts to people they love. People associate orange with Halloween and Thanksgiving Day. On October 31, many Americans put large orange pumpkins in their windows for Halloween. Violet is a dignified color which is associated with Easter. On Easter Sunday, people decorate baskets with purple ribbons. Many expressions in English use colors. These expressions show how people feel about the colors. For example, people associate red with a strong feeling like anger. When someone is very angry, people say that he or she sees red. Red is an active color. When criminals are caught in the middle of a crime, people say that they were caught red-handed. Green is the color of grass and leaves. When a man grows plants well, people say he has a green thumb. Blue is a sad, thoughtful color. When a man is sad, he is said to be blue. The blues is a kind of jazz that is usually very sad and slow. According to the passage, why do people think some colors are warm and others are cold?