Task: Question Answering
Input (English): A cold can of juice is removed from the refrigerator and is placed outdoors on a warm day. After several minutes, moisture appears on the outside of the cold can. Which of the following statements best explains why the moisture appears?  
 (A) The warm air absorbs cold from the can and changes to a liquid. (B) Water vapor in the air condenses into a liquid on the cold can. (C) The warm air causes heat to flow out of the can and condense in the air. (D) Water vapor in the air absorbs heat from the can and changes to a liquid.
Output (English): B