India's first 3D-printed Post Office has been inaugurated in:
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → Bengaluru
India’s first 3D-printed post office is the Cambridge Layout post office in Bengaluru, Karnataka, inaugurated by Union Minister Ashwini Vaishnaw on 18 August 2023. It was built by Larsen & Toubro, with technical support from IIT Madras, by printing the building layer by layer from concrete, which took far less time than ordinary construction.