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: Most families have between ____ and eight children.\Question: Choose the right answer from options given a) four b) one c) five d) three

SOLUTION: c

PROBLEM: Trappers have ____ genders and reproduce sexually.\Question: Choose the right answer from options given a) zero b) two c) five d) one

SOLUTION: b

PROBLEM: Pigs grow very quickly and are normally ready for sale at ____ to six months of age.\Question: Choose the right answer from options given a) no b) four c) five d) two

SOLUTION:
b