Concept:Silvassa is the capital of Dadra and Nagar Haveli, which is a union territory of India.Explanation:Silvassa is the administrative and economic center of Dadra and Nagar Haveli.The other options have different capitals: Kavaratti is the capital of Lakshadweep, Daman is the capital of Daman and Diu, and Itanagar is the capital of Arunachal Pradesh.Answer:B. Dadra and Nagar Haveli