The correct answer is A) Hyderabad.
Hyderabad is the capital of Telangana and the sixth-largest city in India. It is a major hub for inter-state bus connectivity, with buses to and from all major cities in India. The city also has a well-developed public transportation system, including buses, trains, and taxis.
Warangal is the second-largest city in Telangana and is located about 150 kilometers from Hyderabad. It is a major industrial and commercial center and is also home to a number of educational institutions. The city has a good bus service, but it is not as well-connected to other cities as Hyderabad.
Karimnagar is the third-largest city in Telangana and is located about 200 kilometers from Hyderabad. It is a major agricultural and industrial center and is also home to a number of educational institutions. The city has a good bus service, but it is not as well-connected to other cities as Hyderabad.
Nizamabad is the fourth-largest city in Telangana and is located about 250 kilometers from Hyderabad. It is a major agricultural and industrial center and is also home to a number of educational institutions. The city has a good bus service, but it is not as well-connected to other cities as Hyderabad.