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').

[Q]: Habitat destruction is a concern for all ____ gorilla subspecies.\Question: Choose the right answer from options given a) no b) four c) three d) five
[A]: b


[Q]: Cooked meat freezes well for up to ____ months.\Question: Choose the right answer from options given a) four b) three c) eight d) five
[A]: b


[Q]: Hockey teams can only have six players on the ice at ____ time.\Question: Choose the right answer from options given a) ten b) nine c) one d) two
[A]:
c