A steam power plant operates on the simple ideal Rankine cycle between the pressure limits of 10 kPa and 5 MPa, with a turbine inlet temperature of 600°C. The rate of heat transfer in the boiler is 450 kJ/s. Disregarding the pump work, the power output of this plant is

(a) 118 kW

(b) 140 kW

(c) 177 kW

(d) 286 kW

(e) 450 kW