Concept:Jhumri Telaiya is a town in the state of Jharkhand, known for its mica-rich soil.Explanation:Jhumri Telaiya is located in the Koderma district of Jharkhand.Jharkhand was formed on November 15, 2000, as the 28th state of India.The region is famous for mica deposits, giving it micaceous soil.Other options like Bihar, Assam, and West Bengal are incorrect.Answer:A. Jharkhand