Take a stone and a frog and place the stone in jar P and the frog in jar Q. Place the same number of insects in both the jars. After some time it is observed that there are no insects in jar Q. What do you know from the above experiment?

• A.  Living things move.       
• B.  Living things need food to live.
• C.  Living things grow.
• D.   Living things can feel.