Concept:The Karbi Anglong Plateau is a part of the older, stable landmass of India, specifically the Deccan plateau.Explanation:The Karbi Anglong Plateau is located in Assam and is a continuation of the Meghalaya plateau. The Meghalaya plateau itself is an extension of the Deccan plateau from the Peninsular India. This region is distinct from the young Himalayan mountain system or the Tibetan plateau. Thus, Karbi Anglong is geologically linked to the Peninsular plateau.Answer:A. Peninsular plateau