The correct answer is A) Kodava.
Kodava is a dialect of Kannada spoken primarily in the Kodagu (Coorg) district of Karnataka, India. It is a Dravidian language and is closely related to other Kannada dialects such as Kundagannada and Tulu. Kodava is spoken by about 500,000 people.
Kundagannada is a dialect of Kannada spoken in the Kundapura taluk of Udupi district in Karnataka, India. It is a Dravidian language and is closely related to other Kannada dialects such as Kodava and Tulu. Kundagannada is spoken by about 100,000 people.
Tulu is a Dravidian language spoken by about 1.5 million people in the Indian states of Karnataka, Kerala, and Lakshadweep. It is the official language of the Dakshina Kannada and Udupi districts of Karnataka. Tulu is closely related to Kannada and Kodava.
The other options are incorrect because they are not dialects of Kannada.