In the context of ancient Mahajanapadas, which among the following was a republican state (Gana-Sangha)?

Vajji 319 AD and established imperial sovereignty. His In ancient India during the sixth century successor Samudragupta expanded the empire BCE, political entities were categorized into through military conquests. Chandragupta monarchies and oligarchic republics known II (Vikramaditya) succeeded Samudragupta as Gana-Sanghas. While Magadha, Kosala, around 375 AD, ushering in a golden age of and Avanti were monarchical states ruled by culture. Subsequently, Kumaragupta I ascended absolute hereditary kings, the Vajji confederacy, the throne around 415 AD, founding Nalanda centered at Vaishali, was a prominent republican University. state. Power in Vajji was exercised collectively by an assembly of clan chiefs rather than a single