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In this task, you're given an article and an answer. Your task is to generate the fill-in-the-blank question for this answer based on the given article. The blanks are always at the end of the question, and can be filled with more than one word or phrase.
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Article: Louis Armstrong had two famous nicknames . Some people called him Bagamo. They said his mouth looked like a large bag. Musicians often called him Pops, as a sign of respect for his influence on the world of music . Born in 1901 in New Orleans, he grew up poor, but lived among great musicians. Jazz was invented in the city a few years before his birth. Armstrong often said," Jazz and I grew up together." Armstrong showed a great talent for music when he was taught to play the cornet at a boy's home. In his late teens, Armstrong began to live the life of a musician. He played in parades, clubs, and on the steamboats that traveled on the Mississippi River. At that time, New Orleans was famous for the new music of jazz and was home to many great musicians. Armstrong learned from the older musicians and soon became respected as their equal. In 1922 he went to Chicago. There, the tale of Louis Armstrong began. From then until the end of his life, Armstrong was celebrated and loved wherever he went. Armstrong had no equal when it came to playing the American popular song. His cornet playing had a deep humanity and warmth that caused many listeners to say, "Listening to Pops just makes you feel good all over." He was the father of the jazz style and also one of the best-known and most admired people in the world. His death, on July 6, 1971, was headline news around the world.
Answer: was a musician of much influence
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Armstrong was called Pops because he _ .

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Article: Years ago, the American writer Kurt Vonnegut often said there was one story that would always make a million dollars: Cinderella. In Hollywood and in today's economy, it is more like $70 million and that is just a start. "Cinderella" made that amount in ticket sales when it opened last weekend. But the merchandising deals linked to the movie are also hugely valuable. So the artistic success of the film is open to debate. What is clear, however, is the movie's business success. It is a hit in the theaters but it is also a hit in retail . And Disney widened its usual market for "Cinderella" products. There are products connected to the Disney film targeted not only at little girls, but women, too. For example, the famous shoe designer Jimmy Choo partnered with Disney to create a version of Cinderella's "glass slippers" or shoes. You can buy them for about $5,000. At that price, you would not want to lose one at the ball, even if that is the way you get your prince. Several other shoemakers also accepted Disney deals to design versions of the famous footwear. The makeup company MAC quickly sold all its products with official links to "Cinderella." But lucky buyers were soon selling the products on the online marketplace eBay for many times the original price. HSN is a popular television and online retailer of jewelry, clothing and objects for the home. The marketer is now an exclusive seller of "Cinderella" products. So, is there anything left for the children, those people we think of as the traditional audience for the age-old fairy tale? Yes, you can find toys and other children's products at the American retailer JC Penney. Of course, you can also visit a Disney store. Disney also produced an animated version of "Cinderella." It came out in 1950 and is considered a classic. Which do you think the Disney company does better: live action or animated films? Post your thoughts in the comments section.
Answer: make-up producers
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Products connected to the film "Cinderella" are generally aimed at _ .

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Article: If, for some reason, you had 2,010 empty plastic bottles, what would you do? You'd probably sell them cheaply, right? But Xia Yu collected 2,010bottles and built a boat with them, As you read this, Xia is, in fact, on a river somewhere in Anhuai, slowly going towards his destination: the Expo Garden in Shanghai.2,010 plastic bottles was to celebrate Expo 2010 Shanghai.On the opening day of the Expo, Xia, together with five friends, went on a 1,500 - km journey from Xiangtan to the Expo Garden, in spite of the doubt whether they'll make it.After all, the boat they are on can hardly be called a boat.It cost only 2,000 yuan to build in a month. What's keeping Xia going is a major cause behind the trip."We are examining water pollution through our journey and trying to promote a low - carbon lifestyle.Before we started, no one believed we could sail the boat to the Dongting Lake.But we made it." But as they expected, the journey has not always been smooth.Of the six from Xiangtan, four gave up.As of the press time , only Xia and his friend Huang Ying were on the boat.Huang suffered from a disease when they reached Jiujiang, Jiangxi province, Xia said, "There are so many things that can stop up from making it to Shanghai, like the weather, health, and sometimes swift rive water." "The boat was produced in a factory according to our design, and perhaps it's not in a very good condition.But," Xia said, "we are wearing life jackets"."Some boats passing by offered help." What is more of a reward for Xia and Huang is that the Yangtze Rive truned out much cleaner than they had expected.Although Xia and Huang are uncertain about the journedy ahead, they are "quite happy" with what they have already achieved."After all, it's not the destination that counts.It's always the course that matters the most."
Answer: the poor boat and the bad weather
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Xia Yu doubts the success of the journey because of _ .