TASK DEFINITION: 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').
PROBLEM: Bilingual teachers are more than people who speak ____ languages.\Question: Choose the right answer from options given a) five b) two c) three d) ten

SOLUTION: b

PROBLEM: Teething begins for most babies around ____ to six months.\Question: Choose the right answer from options given a) three b) four c) five d) seven

SOLUTION: b

PROBLEM: Most Nymphalid butterflies appear to only have ____ feet.\Question: Choose the right answer from options given a) six b) zero c) one d) four

SOLUTION:
d