The text is about ______. In 1901, Marconi was able to ______.

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问题 The text is about ______.
In 1901, Marconi was able to ______.

选项 A、communicate via radio through the Bristol Channel
B、establish a long distance transmission
C、transmit the first radio messages
D、work with a German physicist

答案B

解析 见原文第三段。1901年,马可尼传送信息穿过大西洋。
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