The correct answer is Indonesia. Explanation & Key Takeaways: • Rajendra Chola I, a prominent Chola king, is renowned for his naval expeditions and military successes in Southeast Asia. • He led successful naval campaigns against the Sri Vijaya Empire, which was based in modern-day Indonesia, particularly in Sumatra and the Malacca Strait. • The Chola navy was considered one of the strongest during its time and played a pivotal role in expanding the Chola Empire’s influence overseas. • Rajendra Chola I’s expeditions aimed to establish trade supremacy and a cultural foothold in Southeast Asia. • Through these campaigns, the Cholas managed to ensure control over important maritime trade routes that connected India with Southeast Asia and China. Related Concepts: • The Chola Empire and its Naval Strength: • The Chola Empire (9th–13th century) was one of the most powerful South Indian dynasties, known for its administrative efficiency, temple architecture, and extensive trade networks. • The Chola navy was instrumental in establishing and maintaining the empire’s dominance over the Bay of Bengal and the Indian Ocean trade routes. • The expeditions to Sri Vijaya marked a high point in the Cholas’ maritime history, showcasing their ability to project power far beyond the Indian subcontinent.