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]: Lines of force are ____ dimensional, surrounding a bar magnet on all sides.\Question: Choose the right answer from options given a) eight b) three c) zero d) no
[EX A]: b

[EX Q]: Hamsters can live to be three to ____ years old.\Question: Choose the right answer from options given a) four b) two c) three d) nine
[EX A]: a

[EX Q]: Odors elicit ____ different oscillations in the turtle olfactory bulb .\Question: Choose the right answer from options given a) zero b) three c) nine d) one
[EX A]:
b