MCQOPTIONS
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				| 1. | 
                                    How can the quantizing noise be reduced? | 
                            
| A. | By using de-emphasis circuit | 
| B. | By using RF amplifier in the receiver | 
| C. | By increasing the number of quantization levels | 
| D. | By sending sloping pulses | 
| Answer» D. By sending sloping pulses | |