[Q]: Sentence: In the tropics there is little variation in the length of day throughout the year, and it is always warm enough for a food supply, but altitudinal migration occurs in some tropical birds. Question: What are tropical birds preferred foods?
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[A]: no

[Q]: Sentence: Three of Spielberg's filmsJaws (1975), E.T. Question: When was Jaws released?
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[A]: yes

[Q]: Sentence: Earlier studies have shown that people who keep pet dogs or cats exhibit better mental and physical health than those who do not, making fewer visits to the doctor and being less likely to be on medication than non-guardians. Question: Studies that people are better off with dogs have been criticized for being what?
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[A]:
no