Answer:
The answer is Kingdom .
Explanation:
Kingdom is place the highest in the level of classification .
The correct answer is option b, that is, the addition of carbon dioxide to the atmosphere.
If the concentration of carbon dioxide upsurges in the atmosphere due to the enhanced rate of outgassing, there will be a constant elevation in the global temperature. The elevating temperature and more dissolved carbon dioxide will result in enhanced weathering of crystal rocks as a consequence of faster rate of reactions and greater acidity.
Aids is one of the disease that damage little by little the immune system until the human body die.
When old red blood cells rupture, the released hemoglobin is ingested by macrophages