Question: A 1 2 bit ADC module is configured such that it has + 3 . 3 V as VREF + and 0 V as VREF

A 12bit ADC module is configured such that it has +3.3 V as VREF+ and 0 V as VREF-.
After 0.125 V is applied to analog input, what is the conversion result stored in ADC->DR?
A. something close to 255
B. something close to 0x9B
C. something close to 135
D. something close to 0xB5

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