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]: Cats have ____ toes on their front paws, but only four touch the ground when walking.\Question: Choose the right answer from options given a) six b) nine c) five d) zero
[A]: c


[Q]: Corms are undifferentiated, uniform, and contain ____ rings when cut apart.\Question: Choose the right answer from options given a) no b) three c) one d) zero
[A]: a


[Q]: Snowflakes have ____ points because of the way water molecules hold hands inside snowflakes.\Question: Choose the right answer from options given a) six b) one c) eight d) two
[A]:
a