The correct options are
B Various kingdoms and empires like the Cholas, Cheras, Kakatiyas, and Pallavas among others contributed to the development of Dravidian architecture.
C The most distinctive difference in this architectural style relative to others is the use of a shorter and more pyramidal tower over the garbhagriha.
D The majority of the existing structures are located in Kerala, Tamil Nadu, Karnataka, Andhra Pradesh, and Telengana.
The dravidian style of temple architecture can be seen in South-Indian states while the Nagara style is seen in the Northern Indian states. All major kingdoms that ruled South-India have immensely contributed to the development of the Dravidian style. The most distinctive feature compared to other styles is the use of a shorter and more pyramidal tower over the garbhagriha. The majority of the existing structures constructed under the Dravidian style are located in Kerala, Tamil Nadu, Karnataka, Andhra Pradesh, and Telengana.