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What is the main function of the COSPAS-SARSAT satellite system? |
A) Monitor 121.5 MHz for voice distress calls. |
B) Monitor 406 MHz for distress calls from EPIRBs. |
C) Monitor 1635 MHz for coded distress calls. |
D) Monitor 2197.5 kHz for hexadecimal coded DSC distress messages. |
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