✅ Correct Answer: Jaffna
Jaffna is the historic, cultural, and political hub of Sri Lankan Tamils, located in the Northern Province.
Colombo (B) is Sri Lanka's commercial capital but has a Sinhalese-majority population.
Candy (A) refers to Kandy, a central city with Buddhist significance, not a Tamil center.
Source: This question is taken from the PMS General Knowledge Paper 2005