I think its the left one (sorry if im wrong)
It is called hydrosphere
It is the total water in Earth.
The answer would be D.
HWE states that genotype and allele frequencies in a population remain constant from generation to generation when evolutionary influences are absent(such as gene flow or natural selection).
The answer is 700 milligrams needed toddlers should consume
per day. Children need enough calcium to support their growing bones and teeth.
Calcium is one of the body's most essential minerals and also has other necessary
roles to play, including supporting a healthy nervous system and muscle
function.
