Task: Question Answering
Input (English): An elephant is a multicellular organism that weighs about 200 pounds at birth and can grow to weigh as much as 15,000 pounds. What increases as the elephant grows into an adult?  
 (A) the size of each body cell (B) the number of cells in its body (C) the amount of energy in its cells (D) the collection of water in each cell
Output (English): B