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: Toucanets encompass ____ genera.\Question: Choose the right answer from options given a) seven b) six c) two d) one

Output: c


Input: Consider Input: Water weighs about ____ pounds per gallon.\Question: Choose the right answer from options given a) seven b) ten c) zero d) nine

Output: b


Input: Consider Input: Monarch caterpillars have ____ pairs of tentacles.\Question: Choose the right answer from options given a) seven b) four c) one d) two


Output: d