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: Insects are arthropods that have a body with three segments, ____ legs, and one set of antennae.\Question: Choose the right answer from options given a) three b) one c) six d) zero

SOLUTION: c

PROBLEM: Earthworms have ____ pairs of hearts.\Question: Choose the right answer from options given a) seven b) five c) one d) no

SOLUTION: b

PROBLEM: All infants receive infant cereal and infant juice after ____ months of age.\Question: Choose the right answer from options given a) seven b) three c) one d) ten

SOLUTION:
b