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]: Tardigrades are microscopic, water-dwelling, segmented animals with ____ legs.\Question: Choose the right answer from options given a) eight b) nine c) one d) seven
[EX A]: a

[EX Q]: Turkey also has ____ inland drainage basins.\Question: Choose the right answer from options given a) zero b) two c) eight d) nine
[EX A]: b

[EX Q]: Gestation is ____ to nine months long, after which a single calf is born.\Question: Choose the right answer from options given a) nine b) five c) eight d) four
[EX A]:
c