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OpenStudy (bossimbacon):

Who invented the steel wire cable that is used to build modern suspension bridges? A. Elisha Otis B. Frederick Olmsted C. Frank Lloyd Wright D. John Roebling

OpenStudy (bossimbacon):

@ganeshie8

OpenStudy (bossimbacon):

@adrynicoleb

JoelTheBoss (joel_the_boss):

D. John Roebling

OpenStudy (bossimbacon):

can i ask one more questinon

OpenStudy (bossimbacon):

What is the name of the economic system where the government, or another central administration, regulates supply and prices? A. command economy B. hybrid economy C. market economy D. traditional economy

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