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: Big bluestem grows up to ____ feet tall.\Question: Choose the right answer from options given a) seven b) no c) nine d) eight

Answer: c


Question: Snowflakes are crystals that have many different shapes, but each snowflake has ____ points on it.\Question: Choose the right answer from options given a) six b) nine c) one d) seven

Answer: a


Question: Parvo affects dogs of any age, but is most devastating to puppies less than ____ months of age.\Question: Choose the right answer from options given a) six b) three c) five d) zero

Answer:
c