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History, 10.02.2021 19:40 mya1318

I NEED HELP WITH THE QUESTION ASAP PLZ ANSWER RIGHT DONT DO IT FOR THE POINTS I NEED HELP WITH THE QUESTION THANK YOU Why are towers built every 30 miles to send radio signals back to earth?

A to catch secret signals from other countries

B to catch signals that do not travel more than 30 miles

C to catch signals from other radio stations

D to catch signals that travel in straight lines​

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