Explanation:

The Sangam literature includes Tolkappiyam, Ettutogai, Pattuppattu, Pathinenkilkanakku, and two epics named – Silappathikaram and Manimegalai . Tolkappiyam was authored by Tolkappiyar and is considered the earliest of Tamil literary work. Though it is a work on Tamil grammar but it also provides insights on the political and socio-economic conditions of the time. Ettutogai (Eight Anthologies) consist of eight works – Aingurunooru, Narrinai, Aganaooru, Purananooru, Kuruntogai, Kalittogai, Paripadal and Padirruppatu. The Pattuppattu (Ten Idylls) consists of ten works – Thirumurugarruppadai, Porunararruppadai, Sirupanarruppadai, Perumpanarruppadai, Mullaippattu, Nedunalvadai, Maduraikkanji, Kurinjippatttu,Pattinappalai and Malaipadukadam. Pathinenkilkanakku contains eighteen works about ethics and morals. The most important among these works is Tirukkural authored by Thiruvalluvar, the tamil great poet and philosopher. The two epics Silappathikaram is written by Elango Adigal and Manimegalai by Sittalai Sattanar. They also provide valuable details about the Sangam society and polity.