Why does it take much less space to store digitalinformation than analog information?a. Digital devices only record pieces of sound waves, not full waves. b. Digital devices record sounds at lower volumes thananalog devices. c. Digital devices decrease the amplitudes of soundwaves, making them smaller. d. Digital devices automatically eliminate all backgroundnoise from the sounds they record.

Which sentences describe point source pollution? in this type of pollution, the source of the pollution is single and easily identifiable. when runoff water from the melting of snow mixes with debris, it creates pollution. the runoff water, mixed with pollutants, reaches large areas with disastrous effects. alternatively, when a wastewater treatment plant releases harmful chemicals into a stream, the chemicals pollute the stream water because they are not treated for safety.