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: Gasoline is ____ times as expensive as in the United States.\Question: Choose the right answer from options given a) two b) four c) three d) ten

SOLUTION: c

PROBLEM: Worker bees have ____ pairs of wax glands on the underside of their abdomens.\Question: Choose the right answer from options given a) no b) two c) nine d) four

SOLUTION: d

PROBLEM: Females inherit ____ X chromosomes, one from each parent.\Question: Choose the right answer from options given a) five b) two c) no d) seven

SOLUTION:
b