You are in the park near your house and notice a man staring at you. He appears suspicious and you suddenly feel afraid. Which of the following is the BEST thing to do?

Bmust be the answer, as technically all organs move, so a is incorrect. all organs are made of different types of cells, so that isn’t a problem, so c is also incorrect. human hearts are very similar to many other animals’ hearts, so d is also incorrect, yet the heart is made of muscle, which is hard to grow in the lab so it would be correct to say b

Wash your hands often and recycle your trash instead of just throwing it away.