The street drug Ecstasy can lead to repetitive behavior such as drinking up to 20L of water over a two hour time period. This can lead to brain edema and death. Explain
what is happening at the level of the brain cells and include the role of osmosis in this
process.

Ibelieve the answer is relative humidity  because it makes more sense that way. solar flares usually occur in space it doesn't affect the earth, well it could but it wont make a significant damage.  latitude is land it doesnt do anything. prevailing winds, i dont know the correct meaning for this but i doubt that affects the land so it has to be relative humidity.

Anspoor level of aerobic fitness;

Your answer is b asexual reproduction