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: Many comets have ____ tails.\Question: Choose the right answer from options given a) two b) six c) three d) one

SOLUTION: a

PROBLEM: Smallmouth bass grow to ____ inches in their first growing season.\Question: Choose the right answer from options given a) five b) four c) seven d) ten

SOLUTION: a

PROBLEM: Radiologists train three to ____ years to improve their perception.\Question: Choose the right answer from options given a) five b) six c) four d) one

SOLUTION:
c