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').
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Question: Microwave ovens emit ____ kinds of radiation.\Question: Choose the right answer from options given a) six b) two c) four d) eight

Answer: b

Question: Lynx consume one or ____ hares a day.\Question: Choose the right answer from options given a) five b) no c) two d) three

Answer: c

Question: All Rainbows prefer to live in a group with at least ____ members of their species.\Question: Choose the right answer from options given a) six b) eight c) one d) ten

Answer:
a