The district headquartered at Karwar:

Udupi
Dakshina Kannada
Uttara Kannada
Shivamogga

The correct answer is C. Uttara Kannada.

Uttara Kannada is a district in the Indian state of Karnataka. The district headquarters is Karwar. The district is located on the west coast of India, and is bounded by the Arabian Sea to the west, the districts of Shimoga and Dharwad to the north, the district of Belgaum to the east, and the districts of Udupi and Dakshina Kannada to the south.

The district has a population of over 1.5 million people. The majority of the population is Hindu, followed by Muslims and Christians. The main language spoken in the district is Kannada.

The district is known for its beautiful beaches, forests, and wildlife. The major tourist attractions in the district include the Karwar Beach, the Honnavar Beach, the Dandeli Wildlife Sanctuary, and the Anshi National Park.

The district is also known for its agriculture. The main crops grown in the district are rice, sugarcane, and coconut. The district is also home to a number of industries, including the iron and steel industry, the chemical industry, and the textile industry.

The district is well-connected by road and rail. The nearest airport is the Mangalore International Airport.