Which one of the following statements about the Mahajanapadas is INCORRECT?
1
They were significant early Iron Age territorial states that appeared around the 6th century BCE.
2
The term 'Mahajanapada' literally translates to 'Great Kingdom' or 'Great Realm.'
3
Buddhism and Jainism emerged as significant religious movements during the era of the Mahajanapadas
4
The Mahajanapadas engaged primarily in barter transactions, with agricultural produce and cattle being common mediums of exchange, minimizing the role of metal coinage in the economy