The correct answer is A) Hyderabad.
Hyderabad is the capital of Telangana and the sixth most populous city in India. It is a multi-lingual city with a significant Urdu-speaking population. According to the 2011 census, 12.4% of the population of Hyderabad spoke Urdu as their mother tongue.
Karimnagar is a district in Telangana with a population of over 3.5 million people. The majority of the population speaks Telugu, but there is also a significant Urdu-speaking minority. According to the 2011 census, 6.3% of the population of Karimnagar spoke Urdu as their mother tongue.
Warangal is a district in Telangana with a population of over 3.2 million people. The majority of the population speaks Telugu, but there is also a significant Urdu-speaking minority. According to the 2011 census, 5.4% of the population of Warangal spoke Urdu as their mother tongue.
Nalgonda is a district in Telangana with a population of over 3.1 million people. The majority of the population speaks Telugu, but there is also a significant Urdu-speaking minority. According to the 2011 census, 4.5% of the population of Nalgonda spoke Urdu as their mother tongue.