JEE Main 2018 Physics question

Two batteries with e.m.f. 12 V and 13 V are connected in parallel across a load resistor of 10 Ω. The internal resistances of the two batteries are 1 Ω and 2 Ω respectively. The voltage across the load lies between :

• (A)11.6 V and 11.7 V
• (B)11.5 V and 11.6 VCorrect
• (C)11.4 V and 11.5 V
• (D)11.7 V and 11.8 V