Task: Question Answering
Input (English): Ricardo measured an empty graduated cylinder on a balance. He then filled the graduated cylinder with 50 mL of a liquid and measured the cylinder again. Which question is Ricardo most likely trying to answer?  
 (A) What is the mass of the liquid? (B) What is the volume of the liquid? (C) How quickly will the liquid evaporate? (D) How quickly will the liquid boil?
Output (English): A