Explanation: The Eastern Coastal line of India is a geographical feature that runs along the eastern coast of the Indian subcontinent, bordering the Bay of Bengal. This coastal line is significant for its economic, cultural, and ecological importance. Among the states that lie along this coastal line, Andhra Pradesh, Odisha, and Tamil Nadu are particularly notable.
Andhra Pradesh, located in the southeastern part of India, has a long coastline that stretches along the Bay of Bengal. The state is known for its important ports such as Visakhapatnam and Kakinada, which play a crucial role in the state's economy. The coastal region of Andhra Pradesh is also rich in natural resources and is home to diverse ecosystems, including mangroves and coral reefs.
Odisha, situated to the north of Andhra Pradesh, is another state that lies on the Eastern Coastal line. The state has a significant portion of its territory along the Bay of Bengal, with important coastal cities like Bhubaneswar and Puri. Odisha's coastline is known for its beautiful beaches and historical sites, making it a popular tourist destination.
Tamil Nadu, located in the southern part of India, is also part of the Eastern Coastal line. The state has a long coastline along the Bay of Bengal, with important cities like Chennai and Puducherry. Tamil Nadu's coastal region is economically significant, with major ports and industries contributing to the state's economy.
All three states—Andhra Pradesh, Odisha, and Tamil Nadu—are integral to the Eastern Coastal line of India. They share common geographical features, such as long coastlines and proximity to the Bay of Bengal, which influence their economic activities, cultural practices, and environmental conditions. Therefore, the correct answer is that all of these states are on the Eastern Coastal line, making option D the correct choice.
Understanding the geographical distribution of these states along the Eastern Coastal line is essential for comprehending the economic, cultural, and environmental dynamics of the region. This knowledge is particularly useful for students preparing for competitive examinations that focus on Indian geography and regional studies.