One of the major anthologies of composition by the Alvars was :

Nalayira Divyaprabandham

The correct answer is Option (4) → Nalayira Divyaprabandham

One of the major anthologies of compositions by the Alvars, the Nalayira Divyaprabandham, was frequently described as the Tamil Veda, thus claiming that the text was as significant as the four Vedas in Sanskrit that were cherished by the Brahmanas.

The term "Nalayira Divyaprabandham" translates to "Four Thousand Divine Songs," referring to the approximately 4,000 verses in this collection. These verses are considered highly significant in the Bhakti tradition of South India and are an integral part of the religious and cultural heritage of the region.