What is the root cause of a heat stroke?
a: )increased blood pressure
b: )lack of hydration
c: )lack of prespiration
d: )increased body temperature

It is b lack of hydration, when youre in a hot climate it id very important to keep you're body hydrated because once you're body goes through all of the h2o that is stored it will be I need of more water making your body go into a 'shut down' like state aka a heat stroke.