Correct option is A
It has been a significant center for spice trading since ancient times and served as a gateway for trade with European, Middle Eastern, and Chinese merchants.
- Thiruvananthapuram: The capital of Kerala, known for its cultural heritage and temples.
- Kovalam: A famous beach destination in Kerala, known for its crescent-shaped beaches.
- Mangaluru: A port city in Karnataka, known for its own historical trading significance.