State whether true or false:
(a) Rajas who let the ashvamedha horse pass through their lands were invited to the sacrifice.
(b) The charioteer sprinkled sacred water on the king.
(c) Archaeologists have found palaces in the settlements of the janapadas.
(d) Pots to store grain were made out of Painted Grey Ware.
(e) Many cities in mahajanapadas were fortified.