Complete the paragraph by choosing the correct term in parentheses.
A microphone captures (digital/analog) sounds at a band concert and stores them as (digital/analog) signals on a computer. The computer converts the (digital/analog) signals back to digital/analog) electrical signals to produce (radio/sound) waves from the speakers.
digital, analog, analog, digital, radio
analog, analog, analog, digital, sound
digital, digital, digital, analog, radio
analog, digital, digital, analog, sound