<span>The two immediate causes of the war were Greece broke into two rival camps and the second was that Athenians dominated the world at the time. A long term cause could be that the Greeks society declined. People say that the Greeks lost the Peloponnesian war because Sparta completely dominated.</span>
The Irrawaddy, Chao Phraya, and Mekong Rivers all flow from B- North to South.
I hope this helps! :)