The correct answer is D. Jamshedpur.
Jamshedpur is a city in the Indian state of Jharkhand. It is the headquarters of East Singhbhum district and the third-largest city in Jharkhand. The city is known as the “TISCO and TELCO city” because it is home to the Tata Steel plant and the TELCO plant.
Ranchi is the capital of Jharkhand and the largest city in the state. It is not known as TISCO or TELCO city.
Bokaro is a city in the Indian state of Jharkhand. It is the headquarters of Bokaro district and the second-largest city in Jharkhand. The city is known as the “Steel City” because it is home to the Bokaro Steel Plant.
Dhanbad is a city in the Indian state of Jharkhand. It is the headquarters of Dhanbad district and the largest coal mining city in India. The city is not known as TISCO or TELCO city.