It sounds like you might have a list to choose from, but there is nothing here. Is there more to the question? :)
It represents the area conquered by Genghis Khan. C.
B, because cellular respiration needs oxygen for the first stage.<span />
The U.S. government openly stated that they would view any European interference in Latin America as "an act of aggression". This was articulated clearly in the Monroe Doctrine, which stated that the US would respond with military force.