Task: Question Answering
Input (English): A recycling plant manager needs to melt 1500 kg of scrap copper to sell to a wire manufacturer. The copper is at 15°C and its melting point is 1083°C. The copper has a specific heat of 385 J/kg x K. How much heat is required to raise the temperature of the copper to its melting point?  
 (A) 6.2 x 10^8 J (B) 6.3 x 10^8 J (C) 7.7 x 10^8 J (D) 7.9 x 10^8 J
Output (English): A