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').

Example Input: Golden jackals live eight to ____ years in the wild and up to sixteen in captivity.\Question: Choose the right answer from options given a) no b) zero c) ten d) nine
Example Output: d

Example Input: Dicots have ____ seeds leaves, whereas monocots have only one.\Question: Choose the right answer from options given a) four b) one c) seven d) two
Example Output: d

Example Input: Corona shows ____ signs of slowing down.\Question: Choose the right answer from options given a) two b) no c) five d) eight
Example Output:
b