What is one way athenians tried to safeguard their democracy before the peloponnesian war?

a prisons

b ostracism

c murder

d hostels

Answer: Ostracism

Ostracism was a mechanism in Athenian democracy during the 5th century BC by which a citizen could be exiled from Athens for a period of ten years. It was often used preemptively against someone who was believed to be a threat to democracy.