Who among the following rulers in ancient India had assumed the titles 'Mattavilasa', Vichitrachitta' 'Gunabhara'?

Fa-hien (Faxian), the Chinese pilgrim, travelled to India during the reign of

Who among the following led a successful military campaign against the kingdom of Srivijaya, the powerful maritime State, which ruled the Malay Peninsula, Sumatra, Java and the neighbouring islands?

With reference to ancient India (600-322 BC), consider the following pairs:

	Territorial region	River flowing in the region
I.	Asmaka	Godavari
II.	Kamboja	Vipas
III.	Avanti	Mahanadi
IV	Kosala	Sarayu

How many of the pairs given above are correctly matched?