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: Potential energy is divided into ____ different types of energy.\Question: Choose the right answer from options given a) eight b) three c) zero d) two

Answer: b


Question: Some species can make dives over ____ hundred feet deep.\Question: Choose the right answer from options given a) six b) eight c) two d) one

Answer: b


Question: Sexual maturity is reached at ____ years, and females calve every other year.\Question: Choose the right answer from options given a) three b) two c) five d) four

Answer:
d