Please choose the correct answer to the question: Sam was listing the differences between a euglena and a paramecium. Which characteristic should not be on Sam's list?

Answer1: only the euglena can respond to light Answer2: only the euglena have a definite shape Answer3: only the euglena use a flagellum to move Answer4: only the euglena can make their own food

Answer format: answer1/answer2/answer3/answer4