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: Classes play ____ distinct roles in object-oriented programming.\Question: Choose the right answer from options given a) eight b) zero c) two d) no

SOLUTION: c

PROBLEM: Conflict occurs between when ____ people have a car accident.\Question: Choose the right answer from options given a) no b) eight c) two d) nine

SOLUTION: c

PROBLEM: Horses gain twelve additional permanent molars from ____ to three and a half years of age.\Question: Choose the right answer from options given a) six b) zero c) three d) one

SOLUTION:
d