Please perform a Google study and answer the following questions.
a. What is the sampling rate and data rate of an audio clip stored in a CD? Please explain the technical and historical reasons why such numbers are selected.
b. What is the quantization bit number for a CD audio? Using the CD format, how long of a dual- channel audio clip can be stored in a. 4.7GB DVD?
c. Given a 320kbps MP3 file, can you uniquely determine the sampling rate used to create the file? Please explain your answer.
d. For a two minutes song in a CD, if we would like to encode it into a MP3 file that has a size less than 2MB, which data rate of the MP3 formation will you use? Please explain your answer