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').

[EX Q]: Righteousness always points in ____ directions.\Question: Choose the right answer from options given a) six b) two c) one d) four
[EX A]: b

[EX Q]: Poisons come in ____ different forms .\Question: Choose the right answer from options given a) four b) no c) five d) ten
[EX A]: a

[EX Q]: Most carnivores can have children after ____ or two years.\Question: Choose the right answer from options given a) seven b) one c) four d) six
[EX A]:
b