1.   If exercise increases, then heart rate will increase. 2…

1.   If exercise increases, then heart rate will increase. 2.   Heart rate of exercising people is faster than that of resting people. 3.   Measure heart rate of resting people and compare that to heart rate of exercising people 4.   Why does the human heart sometimes beat faster? Which of the following answers below places the steps of the scientific method listed above in the correct order?