In this task, you're given an article, a question which often contains a blank, four options (associated with "A", "B", "C", "D") and the answer to that question. Your task is to classify whether the given answer is correct or not by providing "Yes" or "No", based on the article.

Example Input: Article: Travel can be a lifesaver. But in today's economy with airlines adding new fees almost daily and ticket prices sharply on the rise, many have written off travel as too expensive. However, with a few saving tricks and a little research, there are still lots of great deals to be had on airline tickets and more. Early Bird Gets the Deal. Travel experts say that there are certain times of day when more deals are available. Airfares can change three times a day as airlines adjust their prices to fill up flights. Early morning is when the fares tend to be lowest.www.zxxk.com What Wouldn't a Business Traveler do? Flying when business travelers don't can save you big money. Most business travelers fly on Mondays and Fridays, so Tuesday and Wednesday are the best days. Airlines will usually lower their prices on these days to aggressively try and fill empty seats. _ _ Fly to popular places at unpopular times. The slowest time of the year for travel is in the Fall between Labor Day and Thanksgiving. Again, to try and fill more empty seats, the airlines will lower prices and offer better deals to get people to fly during this time of the year. Package Deals Many times the best deals on airfare can be found as part of a package rate. Most travel sites have package rates available. Often, the entire package (hotel, airfare, rental car) is cheaper than just the plane ticket on another site. Even if you don't need the rental car, with the money you've saved on the flight, you can afford to take a taxi. These deals are especially good on last minute bookings. With a little inside knowledge and some good timing, you can get yourself a steal on a ticket to the vacation you thought was out of reach.
Question: Which would be the best title for the text?
Options: (A) Tips on Vocation Travelling (B) Advice for Business Travelers (C) The Effect of Economy on Airlines (D) Tricks of Finding the Cheapest Flights
Asnwer: D
Example Output: Yes

Example Input: Article: When her five daughters were young, Helene An always told them that there was strength in unity . To show this, she held up one chopstick, representing oneperson. Then she easily broke it into two pieces. Next, she tied several chopsticks together, representing a family. She showed the girls it was hard to break the tied chopsticks. This lesson about family unity stayed with the daughters as they grew up. Helene An and her family own a large restaurant business in California. However, when Helene and her husband Danny left their home in Vietnam in 1975, they didn't have much money. They moved their family to San Francisco. There they joined Danny's mother, Diana, who owned a small Italian sandwich shop. Soon afterwards, Helene and Diana changed the sandwich shop into a small Vietnamese restaurant. The five daughters helped in the restaurant when they were young. However, Helene did not want her daughters to always work in the family business because she thought it was too hard. Eventually the girls all graduated from college and went away to work for themselves, but one by one, the daughters returned to work in the family business. They opened new restaurants in San Francisco and Los Angeles. Even though family members sometimes disagreed with each other, they worked together to make the business successful. Daughter Elisabeth explains, "Our mother taught us that to succeed we must have unity, and to have unity we must have peace. Without the strength of the family, there is no business." Their expanding business became a large corporation in 1996, with three generations of Ans working together. Now the Ans' corporation makes more than $20 million each year. Although they began with a small restaurant, they had big dreams, and they worked together. Now they are a big success.
Question: Helene tied several chopsticks together to show _ .
Options: (A) the strength of family unity (B) the difficulty of growing up (C) the advantage of chopsticks (D) the best way of giving a lesson
Asnwer: B
Example Output: No

Example Input: Article: A mother has lost parts of both of her legs after she saved the lives of her two children by lying on top of them as a deadly tornado swept through their home. Stephanie Decker, 36, lost one leg above the knee and the other above the ankle, yet her son and daughter escaped without a single scratch after the tornado destroyed their Henryville, Indiana home. Henryville was nearly entirely destroyed by a series of tornadoes that hit the South and Midwest, killing 39 and leaving thousands homeless. But while the Decker family lost their dream home to the severe weather, they are celebrating their safety. Mrs. Decker is now in a stable condition; her husband said, "What I told her was, 'you are alive and you get to see your kids grow up.' " Joe Decker told the reporters. Mr. Decker said that he had sent a text message to his wife from his workplace to tell her a tornado was heading for their three-story home. She rushed their eight-year-old son Dominic and five-year-old daughter Reese into the basement, where she tried her best to protect them from the storm. Mrs. Decker typed out what had happened by using an iPad in the hospital. She saw part of the house collapse on her and pulled her daughter out of the way. She doesn't remember anything after that. The home, which was partly built by Mr. Decker and his wife's father, is now completely destroyed, with a bathtub 200 feet away in a filed, the Courier Journal reported. The house took about nine mouths to build and four seconds to fall, Mr. Decker added. CEO Carl J. Tyler praised the Deckers who lost everything and said that the company has set up a trust fund to help pay their medical bills and the losses they suffered. He added, "They are some of the hardest working, giving people you could ever want to meet."
Question: The Deckers' attitude towards their suffering from the tornado is _ .
Options: (A) pessimistic (B) optimistic (C) angry (D) unsure
Asnwer: B
Example Output:
Yes