The correct answer is c) Ernakulam.
Ernakulam is a district in the Indian state of Kerala. It is the most populous district in Kerala and the 13th most populous district in India. The district is known for its extensive brackish water bodies, which are home to a variety of fish and other aquatic life. The brackish water bodies in Ernakulam are also a popular tourist destination.
Kannur is a district in the Indian state of Kerala. It is the northernmost district in Kerala and the second most populous district in the state. The district is known for its natural beauty, including its beaches, backwaters, and hills. Kannur is also home to a number of historical and cultural sites.
Alappuzha is a district in the Indian state of Kerala. It is known for its backwaters, which are a popular tourist destination. The district is also home to a number of historical and cultural sites.
Kollam is a district in the Indian state of Kerala. It is known for its beaches, backwaters, and hills. Kollam is also home to a number of historical and cultural sites.