How did Granville Woods change the telegraph in 1887?
A: Woods made it possible use the telegraph as a recording device.
B: Woods made it easier for untrained people to use the telegraph.
C: Woods made it possible for moving trains to use telegraphs.
D: Woods made the telegraph lighter and easier to carry around.
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How did Granville Woods change the telegraph in 1887?
A: Woods made it possible use the telegraph a...
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