Which of these districts is located on the western border of Telangana?

The correct answer is: A) Nizamabad

Nizamabad is a district in the Indian state of Telangana. It is located on the western border of Telangana, with Maharashtra to the west and Karnataka to the south. The district is known for its cotton production, and is also home to a number of historical and cultural sites.

The other options are incorrect because:

• B) Nalgonda is located in the central part of Telangana.
• C) Karimnagar is located in the northern part of Telangana.
• D) Khammam is located in the eastern part of Telangana.