In the circuit shown in the figure given below, if the diode forward voltage drop is \(0.3~\text V,\) the voltage difference between \(A\) and \(B\) is:

                   

1. \(1.3~\text V\) 2. \(2.3~\text V\)
3. \(0\) 4. \(0.5~\text V\)