The growing of plants, burning of wood, and decomposition of living matter demonstrate how carbon can be in the at the same time.

a.
atmosphere and biosphere
b.
biosphere and geosphere
c.
geosphere and atmosphere
d.
atmosphere, biosphere, and geosphere

I would say the best answer is C because the geosphere is the ground and the atmosphere is right above it

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass

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.