All carbonated beverages are bottled under pressure because____________________
A) if the pressure is increased, the solubility of the gas will increase.
B) this will avoid the external contamination during the storage process.
C) if the pressure is increased, the solubility of the gas will decrease.
D) the pressure is necessary to keep the gas above the solution.
E) the temperature changes constantly but the gas will remain with the same solubility.