【单选题】

Millions of hamburgers are eaten by pepole in every comer of the world every day. Together. with hot dogs andCoca-Cola, hamburgers have been the most importantAmerican contribution (贡献) to international eating habits.

The name "hamburger" has nothing to do with ham (火腿). It is believed that the hamburger was first brought to the United States by Germans from the city of Hamburg some time in the 1850s. From then on the hamburger became a kind of popularAmerican fast fooD、
Now young people inAsia,Europe and SouthAmerica have learned to eat while on the move; a hamburger in one hand and a soft drink in the other. There have been cries to anger from Italy and Spain about the shortening of the usual lunch break. Instead, young people have discovered a lunch for which they don’t have to stop at all.
However, there are clouds over the hamburger’s worlD、People who concern about health dislike the high animal fat in the hamburger. They think the time saved seems a high price to pay for poor health. The packages in which hamburgers are usually served are causing serious pollution problems in many large cities.Big hamburger companies are destroying large areas of SouthAmerican rainforest to produce the cheap meat they neeD、So, will the hamburger celebrate its next century
In which way do hamburgers change people’s eating habits
A、People can have their meals at any time of the day.
B．They can be served in any restaurant.
C．People can have them with soft drinks.
D．Meal time can be greatly reduceD、