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.
--------
Question: Article: Of all the things we eat and drink, water is the most important. Not all people realize this, but it is quite true. The human body can live without food for a long time, but two or three days without water usually result in death. Many people do not understand how much water the human body needs, but many people do not drink enough, especially in the hot weather. Most people drink when they are thirsty but often need more water after exercises. 65 to 70 percent of the human body is water. Water is important in several different ways. Most people need five to seven liters of water every day, but we needn't drink this amount because a lot comes from the food we have. If we don't have enough water, however, we will feel tired and many become ill. Do you know what the best drink is? Yes, you are right. Cool water!
Question: When do we need more water? _
Options: (A) In cold weather or after exercises. (B) In hot weather or after exercises. (C) Before breakfast, lunch and supper. (D) When we feel tired or become ill.
Asnwer: C

Answer: No

Question: Article: There are 132 rooms, 32 bathrooms, and 6 floors to accommodate all the people who live in, work in, and visit the White House. There are also 412 doors, 147 windows, 28 fireplaces, 7 staircases, and 3 lifts. At various times in history, the White House has been known as the "President's Palace", the "President's House", and the "Executive Mansion". President Theodore Roosevelt officially gave the White House its current name in 1901. The White House receives approximately 6,000 visitors a day. With five full-time chefs, the White House kitchen is able to serve as many as 140 guests and hors d'oeuvres to more than 1,000 people. The White House requires 570 gallons of paint to cover its outside surface. For recreation, the White House has a variety of facilities available to people who live in, including a tennis court, a jogging track, a swimming pool, a movie theater and a bowling lane. The first US President to live in the White House was John Adams. Adams and his family moved to the White House in 1800, when the decoration of the building was not finished. And it was not until during Thomas Jefferson's term (1801-1809) that the decoration was finally completed. President John Tyler (1841-1845) was the first president to have his photo taken. President Theodore Roosevelt (1901-1909) was not only the first president to ride in an automobile, but also the first president to travel outside the country when he visited Panama . President Franklin Roosevelt (1933-1945) was the first president to ride in an airplane.
Question: In normal cases, how many people visit the White House per day?
Options: (A) 1,000. (B) 6,000. (C) 140. (D) 570.
Asnwer: B

Answer: Yes

Question: Article: Mrs. Allen's husband died ten years ago when her son and daughter were still in high school. Mr. Allen had left some money, and since Mrs. Allen had managed a bookstore before she was married, she took the money and bought a shop in town. Later she moved the shop out to the shopping center. She was a pleasant woman; she worked hard and was well-informed about books, and so the bookstore prospered and she was able to hire a friend to help her. Laura Barnes, Mrs. Allen's friend and assistant, was also a widow. She had some free time and the need for a little extra-money, and so she took the job in the bookstore. She was too clever and friendly, and the two women were well-known in the neighbourhood as "Mrs. A"and "Mrs. B".
Question: How many people in all were there in the two women's families? _ .
Options: (A) At least 8 (B) At least 7 (C) At least 6 (D) At least 4
Asnwer: D

Answer:
Yes