Two ideal quantizers A and B have following specifications :
A: 5 bit Quantizer with input dynamic range of -1V to +1V with Q1 as quantization noise power
B: 8 bit Quantizer with input dynamic range of -0.5V to +0.5V with Q2 as quantization noise power.
Then Q1/Q2 will be

A

16

B

256

C

64

D

128