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OpenStudy (anonymous):
Which of the following innovators was most responsible for making the United States a world economic power? A. Guglielmo Marconi B. Samuel Morse C. Heinrich Hertz D. Andrew Carnegie
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OpenStudy (anonymous):
c
Awolflover1 (awolflover1):
Hmm I think its B
Awolflover1 (awolflover1):
Wait Its D.
OpenStudy (anonymous):
okay thnak you :D
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