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').

Chlorine is manufactured in ____ ways.\Question: Choose the right answer from options given a) four b) two c) nine d) seven
b

Moles breed in late winter or spring and have a gestation period of ____ to six weeks.\Question: Choose the right answer from options given a) nine b) four c) six d) five
b

Rakes can weigh as little as ____ pounds or as much as five pounds.\Question: Choose the right answer from options given a) two b) three c) seven d) nine

b