The correct option is B The Sangam literature describes many kings and dynasties of North India.
The Sangam literature, describes many kings and dynasties of South India. Poetic compilations by group of poets of different times patronised by many chiefs and kings are, called Sangama. These are, in all, 30,000 lines of poetry arranged in two main groups, Patinenkilkanakku and the Pattupattu. The Sangam literature consists of short and long poems which were composed by a large number of poets in praise of their kings.