Please choose the correct answer to the question: A student has a pink eraser on her desk. Which property shows that the eraser is a solid?

Answer1: Its color stays the same when it is broken in half. Answer2: Its temperature goes up when it is rubbed on paper. Answer3: Its shape is definite when it is placed in a new spot. Answer4: Its size changes when it is used to remove pencil marks.

Answer format: answer1/answer2/answer3/answer4