Question:
Choose your answer: Is "Because it is a complex, subjective phenomenon, defining pain has been a challenge." a good answer to the question "Why has defining pain been a challenge?"
Answer:
yes

Question:
Choose your answer: Is "Islam ranks third in New York City, with official estimates ranging between 600,000 and 1,000,000 observers and including 10% of the city's public schoolchildren, followed by Hinduism, Buddhism, and a variety of other religions, as well as atheism." a good answer to the question "What percentage of New Yorkers are Christians?"
Answer:
no

Question:
Choose your answer: Is "At this time Eisenhower gave his Chance for Peace speech in which he attempted, unsuccessfully, to forestall the nuclear arms race with the Soviet Union by suggesting multiple opportunities presented by peaceful uses of nuclear materials." a good answer to the question "What speech did Eisenhower give after Stalin died?"
Answer:
yes