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').
--------
Question: Mammals have only ____ sets of teeth.\Question: Choose the right answer from options given a) six b) five c) seven d) two

Answer: d


Question: Minks travel more than most furbearers, covering up to ____ miles a night.\Question: Choose the right answer from options given a) four b) five c) zero d) ten

Answer: d


Question: Triglycerides consist of one molecule of glycerol and ____ molecules of fatty acids.\Question: Choose the right answer from options given a) six b) no c) one d) three

Answer:
d