Heat cramps happen because of loss of fluids and salt when we do exercise or excessively sweat. This is treated by rest and drinking water and electrolytes to replenish what we lost
Heatstroke happens because we overheat in the sun. This is treated by getting out of that heat into the shade or closed space. Then we need to cool down, drink water and maybe even remove some layers of clothing to help the body cool off.
<span>The correct answer is D: all of the above. Pollution has many negative effects on both the human population and the environment. If the air and water is heavily polluted, it can contaminate the human population and cause illnesses and even death. It can also taint natural resources making them unusable</span>