I believe the 3rd one! If not I am very sorry.....
Answer:
As a result of the Peloponnesian War, Sparta, which had primarily been a continental culture, became a naval power. At its peak, Sparta overpowered many key Greek states, including the elite Athenian navy.
It led towards the partitioning of the subcontinent. If you want to learn more about the reason why this happened, it's because of their notable differences in religious perspectives. Instead of causing chaos in India, they just decided to separate the subcontinent instead.