Given a sentence with a missing word, pick the answer option that best fills out the missing word in the sentence. Indicate each answer with its index ('a', 'b', 'c', 'd').

Q: Carnations grow well in a garden spot that receive ____ to five hours of sunlight per day.\Question: Choose the right answer from options given a) eight b) three c) one d) four

A: d
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Q: Owls have ____ toes on each foot, like most birds.\Question: Choose the right answer from options given a) no b) seven c) four d) one

A: c
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Q: Air pollution is described to the public in ____ bands low, moderate, high and very high .\Question: Choose the right answer from options given a) two b) four c) zero d) seven

A:
b
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