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An inventor trying to build a better roller skate came up with what breakthrough in transportation technology? 1) The rubber wheel. 2) The quick-release binding. 3) Steel ball b…

An inventor trying to build a better roller skate came up with what breakthrough in transportation technology? 1) The rubber wheel. 2) The quick-release binding. 3) Steel ball b…
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An inventor trying to build a better roller skate came up with what breakthrough in transportation technology? 1) The rubber wheel. 2) The quick-release binding. 3) Steel ball bearings. 4) The internal combustion engine.

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User Emillie
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3 votes
Options C is correct
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User Chansuk
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