单选题Which statement is true about the digital to analog conversion process？（）Athe two steps of digital to analog conversion are decompression and reconstruction of the analog signalBthe two steps of digital to analog conversion are decoding and filteringCthe two steps of digital to analog conversion are decompression and filtering of the analog signalDthe two steps of digital to analog conversion are quantization and decoding
单选题
Which statement is true about the digital to analog conversion process？（）
A
the two steps of digital to analog conversion are decompression and reconstruction of the analog signal
B
the two steps of digital to analog conversion are decoding and filtering
C
the two steps of digital to analog conversion are decompression and filtering of the analog signal
D
the two steps of digital to analog conversion are quantization and decoding
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