About which of the following South Indian cities are there descriptions in early Tamil literature to the effect that, the Yavana ships used to arrive with their cargoes and that the Yavana section of the city overflowed with prosperity?

That during the post Gupta period the king was not the absolute owner of the land is proved by:

Conside the following statements about Eran inscription

$1$. It mentions about the Gupta king Bhanugupta and his friend Goparaja who died in the battle against Hunas and the later's wife performed sati.

$2$. It is the first inscriptional evidence of sati in India.

Select the correct answer by the using the codes given below:

Assertion (A): The origin of feudal systems in ancient India can be traced to military campaigns.

Reasons (R): There was considerable expansion of the feudal system during the Gupta period.

Assertion (A): Harshavardhana convened the Prayag Assembly.

Reason (R): He wanted to popularize only the Mahayana form of Buddhism.

 Consider the following statements about Chandragupta II 'Vikramaditya'

$1$. His court had $9$ gems 'Navratna' including Kalidas, Dhanvantari, Amar Singh, Shanku, Vetalabhatt, Varahamihira, Varuchi,

$2$. His Prime Minister, Veersena, was a Shaivaite and established a cave of Shiva at Udayagiri hills.

Select the correct answer using the codes given below:

Consider the following statements about Allahabad pillar inscription

$1$. It was composed by Harisena, the court poet and Sandhivigrahaka during the reign of Samudragupta Parakramaka.

$2$. It was initially engraved at Kausambi but was later shifted to Allahabad by the Mughal king Akbar.

$3$. It also contains the six main inscriptions of Ashoka

Which of the above statements are correct?