Four cells each of emf 2.0 V and internal resistance 0.025 are joined in series to provide a supply to a resistance of 8.5.The current drawn from the supply and its terminal voltage are respectively (a) 1.39A, 11.87 V (b) 0.93A, 7.9V (c) 1.39A, 7.9V (d) 0.93A, 11.87 V