Question: Write a multi-choice question for the following article, with the given choices and answer: Article: Some recent surveys show that the health conditions of many white collar employees and office workers are rather dangerous. Death cases among white collar employees and office workers are increasing year by year and these cases are generally believed to have been caused by overwork and spending little time taking rest or doing exercise. If their offices are within the distance of half an hour's walk, some office workers now choose to go to work on foot. Ms. Deng, who works in a foreign enterprise in Beijing, has been walking to her office for more than six months now. " I usually have a tight work schedule and can't find time to do exercise. So I choose to walk to work. " As she said, if the office is not far from home, most women would like to go to work on foot. Walking is good for their health and can help them to keep good figures as well. Apart from walking to office,one can also find time to do exercise when one is at work. The simplest way is to desert the lift. Mr. Wei, who works in the Passenger Service Department at Shenzhen Airlines, is one of such men who frequently climb stairs. " I only use the lift whenever I'm with my colleagues or my boss. Otherwise, I would climb stairs instead of taking the lift. " In addition, some office workers try to find time to go to a gym at the end of a day. Ms. Sang works in a law firm in Shenzhen. She goes to the gym several times a week when she has the time. " I go to the gym every weekend. During the weekdays,I will also go there whenever I have the time. " Ms. Sang and her husband both have a gym membership card for a whole year. The cards cost them 3000 yuan. However, they think it's worth it. Options: A 3. B 4. C 5. D 6. Answer: A 3. Question:
Answer:
How many ways that office workers use to keep healthy are mentioned in the passage?