A binary channel with capacity 30 k bits/sec is available for PCM voice transmission. If signal is band limited to 3 kHz then the appropriate values of quantizing level L and the sampling frequency will be

A binary channel with capacity 30 k bits/sec is available for PCM voic

1.	A binary channel with capacity 30 k bits/sec is available for PCM voice transmission. If signal is band limited to 3 kHz then the appropriate values of quantizing level L and the sampling frequency will be
A.	64, 6 kHz
B.	32, 6 kHz
C.	128, 6 kHz
D.	32, 12 kHz
Answer» C. 128, 6 kHz