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]: Most spiders have ____ eyes, some only six and several have fewer or none.\Question: Choose the right answer from options given a) ten b) two c) eight d) no
[EX A]: c

[EX Q]: 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
[EX A]: d

[EX Q]: Reproductive maturity is reached at four to ____ years in females and seven to nine years in males.\Question: Choose the right answer from options given a) six b) one c) four d) nine
[EX A]:
a