Task: Question Answering
Input (English): The average car uses about 25% of the available energy in each gallon of gasoline. The energy not used to run the car is released as heat and sound. Which statement best describes this occurrence?  
 (A) Energy conversion reduces efficiency. (B) Energy is destroyed at high temperatures. (C) Energy loss increases the order in a system. (D) Energy levels increase as conversions take place.
Output (English): A