[Q]: Ophelia Knits A Sweater<br>Ophelia had always wanted to learn to knit. She decided to try knitting a sweater. She worked very hard, knitting every day on the train to work. Finally her sweater was complete. Ophelia was glad that she had learned to knit. Ophelia wants to knit a duvet next.
[A]: It's impossible to say

[Q]: The so-called "grandmother hypothesis", based on studies of African hunter-gatherer groups, suggests that infertile women are vital for successful child-rearing despite being unable to produce children themselves. The "grandmother hypothesis" refers to studies based in African hunter-gatherer groups showing that grandmothers are sexier than mothers.
[A]: No

[Q]: In the early hours of April 15, 1912, the British luxury liner Titanic sank in the North Atlantic off Newfoundland, less than three hours after striking an iceberg. The resting place of the Titanic was found in 1963 by Michael Caine.
[A]: It's impossible to say

[Q]: Twenty-four people, among them seven children, were killed on Sunday after their airplane crashed in a river in Brazil. Four people survived the crash, including a 9-year-old boy. The aircraft, which was a twin-engine Embraer turboprop chartered by Manaus Aerotaxis, was carrying 26 passengers and two crew members when it crashed. The pilots of the plane, which had departed from Coari, had supposedly contacted the air traffic control near their destination of Manaus to announce  that they were turning back. The plane, however, then disappeared from radar. The plane made an emergency landing in the river Manacapuru, a branch the  Amazon river in the Brazilian state of Amazonas, 50 miles (80 kilometers) from Manaus. when a plane crashes in water , the plane can sometimes float or sink
[A]: