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: Most children improve in three to ____ days.\Question: Choose the right answer from options given a) seven b) six c) four d) ten

Answer: a


Question: Government buildings fly flags of the ____ nations.\Question: Choose the right answer from options given a) ten b) no c) seven d) two

Answer: d


Question: Most poor families have none, one or ____ children.\Question: Choose the right answer from options given a) two b) eight c) three d) six

Answer:
a