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]: Mothers typically have from one to ____ cubs, which are born blind and toothless.\Question: Choose the right answer from options given a) six b) zero c) four d) seven
[EX A]: a

[EX Q]: Most ovarian cysts go away on their own in ____ to three months without causing any problems.\Question: Choose the right answer from options given a) one b) ten c) five d) eight
[EX A]: a

[EX Q]: Rain is uncommon except during the rainy season which lasts about ____ weeks during the summer.\Question: Choose the right answer from options given a) seven b) six c) no d) eight
[EX A]:
b