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').
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Question: 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

Answer: b


Question: Stringers consist of ____ narrow pieces of wood glued together.\Question: Choose the right answer from options given a) ten b) three c) five d) seven

Answer: b


Question: Japanese peonies have ____ or more petals and a center of feathery structures called staminodes.\Question: Choose the right answer from options given a) five b) seven c) two d) one

Answer:
a