Which river is praised in the fifth century Tamil epic, Silappadikaram?

The epic, Silappadikaram refers to the

'Chandimangala' was composed in which one of the following languages during the 16th century CE?

Who is the author of the 16th century Sanskrit text, the Vraja Bhakti Vilasa which focuses on the Braj region in North India?

The 13th Century text Lekhapaddhati gives us information on which one of the following topics?

Which one of the following is written in both prose and poetry?