a) 30 MHz to 300 MHz
b) 30 Hz to 300 Hz
c) 30 KHz to 300 KHz
d) 30 mHz to 300 mHz
Answer: a
Explanation: The radio frequency range from 30 MHz to 300 MHz is referred as Very high frequency (VHF). The frequencies above VHF are known as Ultra high frequency (UHF) and the frequencies below VHF are called High frequency (HF).
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