A 5V battery with internal resistance 2Ω and a 2V battery with internal resistance 1Ω are connected to a 10Ω resistor as shown in the figure
The current in the 1Ω resistor is
(a) 0.27 A. P2 to P1.
(b) 0.03 A. P1 to P2
(c) 0.03 A, P2 to P1
(d) 0.27 A, P1 to P2