A common cold i believe .
Ventromedial hypothalamus
Answer:
im not sure but heeey remenber me? im
ciranco
Explanation:
Water is H2O, two hydrogen atoms for every oxygen atom. ... Then, the hydrogen and oxygen can be stored and eventually burned together in a rocket engine to provide thrust for the mission. That is the kind of fuel used by the Space Shuttle's main engines.
The youngest would be the ones at the top and the oldest would be at the bottom. the oldest is B and the ones around it, as they get bigger get younger. hope this helps :)