Task: Question Answering
Input (English): Four identical candles are set on a safe surface and lit. One is covered with a small-sized jar, one is covered with a large-sized jar, and one candle is left in the open. A fourth lit candle is placed in a vacuum. Which candle will most likely stay lit the longest?  
 (A) the candle placed in the vacuum (B) the candle covered with the small-sized jar (C) the candle covered with the large-sized jar (D) the candle left out in the open
Output (English): D