Task: Question Answering
Input (English): A student has built a model in which sheets of cork floating in a tub of water represent tectonic plates. To make the sheet representing an ocean plate more accurate in the model system, the student should  
 (A) cut several holes in it. (B) attach small weights to it. (C) cut it into a smaller shape. (D) replace it with a thin sheet of copper.
Output (English): B