Find the potential difference across R2 and the current through R2

16V
V3=10 V R3
R2
R1 V1 = 4V I1=6 A

A) potential difference = 6 V. Current = 18 A

B) potential difference = 6 V. Current = 6 A

C) potential difference = 2 V. Current = 2 A

D) potential difference = 2 V. Current = 6 A

The answer is D) Potential difference= 2V. Current= 6A.