Tamil is the oldest with literature dating back to early centuries of Christian era. This developed during the three Sangams(assemblies of poets and writers) held during different times
Both A & B
In Southern India, the ancient Indian writings were written in four Dravidian languages which developed their own script and literature, these are, Tamil, Telugu, Kannada,Malayalam
Varagunavarman II succeeded his father Srimar and ruled the Pandyan empire from 862 to 880 A.D. He made attempts to raise the prestige of Pandyan dynasty by invading the Chola territory.