In the circuit shown below voltage Vin is 3V and VB1 is -1V and VB2 is 1V. Assume both diodes are identical. Cut-in voltage of diode is 0.7V. Forward bias resistance is 10Ω. The voltage Vout is __________

• A. 0.6V
• B. 1V
• C. 1.7V
• D. 2V