I would go with B .
Hope this helps yaa!
Answer:
The most famous dish in Tamilnadu, as well as the whole southern region is Idli. ... Sambar. Best to enjoy with almost every main course, Sambar is a kind of South Indian dal (pulse). ... Rasam.
It covers around 1,200,000 square miles.
https://www.britannica.com/place/West-Siberian-Plain