What does the analogRead() function do physically when invoked in a c

1.	What does the analogRead() function do physically when invoked in a code?
A.	It accepts a digital Input
B.	Reads the raw voltage value
C.	Activates the ADC Circuit to read voltage values
D.	Activates the DAC Circuit to read voltage values
Answer» D. Activates the DAC Circuit to read voltage values

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