Task: Question Answering
Input (English): Sam was listing the differences between a euglena and a paramecium. Which characteristic should not be on Sam's list?  
 (A) only the euglena can respond to light (B) only the euglena have a definite shape (C) only the euglena use a flagellum to move (D) only the euglena can make their own food
Output (English): B