Answer: im pretty sure it is D. Chlamydia
Explanation:
<h3>Answer:</h3><h2>C. Helps increase stamina when exercising. .</h2><h3>Explanation:</h3>
The purpose of cool down exercises is to reduce the heart rate at a very controlled pace. This regulation of the heartbeat allows the body to receive oxygenated blood at a gradually slower pace till it is accustomed to the lower heartbeat, as opposed to a sudden decrease in the heartbeat, which would cause movement of blood away from heart thereby resulting in lightheadedness.
AED is the correct answer
One way to prevent this from happening would be, in general, to not go ice skating. She also could have worn knee pads.
The mean of this dataset is calculated by summing all of the numbers you have and through diving them with the amount of numbers you have - so
18 + 15 + 22 + 18 + 25+ 19 + 23 = 140
140 / 7 = 20
Mean = 20