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: Scorpions can live for ____ to seven years.\Question: Choose the right answer from options given a) one b) six c) five d) three

SOLUTION: d

PROBLEM: Sea stars have ____ arms, or rays, connected to a small round body.\Question: Choose the right answer from options given a) five b) six c) seven d) no

SOLUTION: a

PROBLEM: Quadrupeds are animals with ____ feet, such as cows.\Question: Choose the right answer from options given a) four b) six c) ten d) two

SOLUTION:
a