KIDS QUIZ
FAMOUS INVENTORS AND INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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____ lines usually ran parallel to railroad track and served as an indispensable tool in coordinating routes and schedules for ____
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Telegraph, trains
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Telephones, Planes
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Telegraph, cars
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Telephones, trains
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Explanation:
There is 1 question to complete.