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').

[EX Q]: Insects have ____ pairs of legs and three body segments.\Question: Choose the right answer from options given a) one b) nine c) no d) three
[EX A]: d

[EX Q]: Children are more likely than adults to show ____ symptoms even if they are infected.\Question: Choose the right answer from options given a) eight b) two c) no d) six
[EX A]: c

[EX Q]: Tadpoles take ____ to four months to complete their development.\Question: Choose the right answer from options given a) three b) zero c) nine d) ten
[EX A]:
a

