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').
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Question: Hybridization is the practice of ____ different species interbreeding.\Question: Choose the right answer from options given a) no b) one c) two d) three

Answer: c


Question: Vaccinated newborns have protection for at least ____ years.\Question: Choose the right answer from options given a) four b) five c) two d) no

Answer: b


Question: Most individuals expect to earn ____ to five times their investment in a relatively short time.\Question: Choose the right answer from options given a) zero b) no c) three d) nine

Answer:
c