Which two organization have disappeared? Why did they collapse?

for (a) a tragedy was considered a main greek drama and it influenced alot of others. for (b) the actors in greek theater were named as aeschylus, sophocles, and euripides and sometimes playwrites. for (e) in a semi-circular theater called the "orchestra.". we'll the question was explain where the namer actors originated.

hope this : d

the roman army grew in size and became dominant in the mediterranean region.

1. where does the energy of a nuclear power plant come from?

d) political bosses should not hold office