A. Athen and Sparta both honored their battle deaths.
B. Art is somewhat appreciated in spartan(around the graves), much less than in Athen
C. Spartan citizens have less right than Athenian ones(the spartan assembly can only say yes or no to the decisions made by the dual kings and the council of 28 elderlies)
D. sea trade: Athenian economy was based on sea trade and industry(4 miles from the Aegean sea and good harbor), whereas the Spartans focused on agriculture(25 miles from a not so suitable harbor)
In conclusion: It should be sea trade