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]: Cows breed at ____ years, bulls at four.\Question: Choose the right answer from options given a) two b) three c) seven d) one
[EX A]: b

[EX Q]: Pods contain less than ____ animals, mainly females with calves and sexually immature males.\Question: Choose the right answer from options given a) zero b) six c) no d) ten
[EX A]: d

[EX Q]: Every ribosome is made up of ____ sites, or subunits.\Question: Choose the right answer from options given a) two b) ten c) six d) no
[EX A]:
a