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').

Input: Consider Input: Plants can uptake ____ times more nutrients, and improve soil texture at the same time.\Question: Choose the right answer from options given a) no b) two c) three d) ten

Output: d


Input: Consider Input: Cleavage occurs typically in either one, two, three, four, or ____ directions.\Question: Choose the right answer from options given a) six b) three c) ten d) two

Output: a


Input: Consider Input: Native fish are silver to brownish yellow with ____ vertical black stripes and red fins and snout.\Question: Choose the right answer from options given a) six b) four c) seven d) no


Output: b