Which of the following statement is correct regarding the economy of Harappan Civilisation?
1
During the Harappan Civilisation Economic life of the people was very poor.
2
During Harappan Civilisation only internal trade was carried out.
3
Pictures of ships, boats have also been found on seals that throw light on Harappan contacts in far-off places.
4
Iran was the trading outpost of Harrapans with other civilizations.