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: Trains kill ____ people every year.\Question: Choose the right answer from options given a) zero b) three c) no d) four

Answer: d


Question: Nightmares happen frequently in childhood, especially between the ages of ____ and six.\Question: Choose the right answer from options given a) three b) eight c) no d) ten

Answer: a


Question: Scorpions can live for three to ____ years.\Question: Choose the right answer from options given a) ten b) five c) seven d) three

Answer:
c