The correct answer is: a) Sri Lanka and Maldives.
The Chola Empire was a Tamil Hindu empire based in the Indian subcontinent that flourished from the 9th to the 13th centuries. It was one of the largest and most powerful empires in Indian history, and its influence extended to Southeast Asia.
The Cholas invaded Sri Lanka in the 10th century and conquered the island. They also invaded the Maldives in the 11th century. The Cholas ruled both Sri Lanka and the Maldives for several decades.
The Cholas also had a significant influence on the cultures of Southeast Asia. They introduced Hinduism and Buddhism to the region, and their architecture and art had a major impact on the development of Southeast Asian art.
The Chola Empire was a major power in Indian history, and its influence extended to Southeast Asia. The Cholas invaded Sri Lanka and the Maldives in the 10th and 11th centuries, respectively, and ruled both islands for several decades. The Cholas also had a significant influence on the cultures of Southeast Asia, introducing Hinduism and Buddhism to the region and impacting the development of Southeast Asian art.
The other options are incorrect because they do not accurately reflect the Chola Empire’s influence in Southeast Asia. Option b, Sumatra and Malaya, is incorrect because the Cholas did not invade or conquer these areas. Option c, Thailand and Cambodia, is incorrect because the Cholas did not have a significant influence on these areas. Option d, Vietnam and Borneo, is incorrect because the Cholas did not invade or conquer these areas.