Correct option is D
- Launched aboard PSLV-C58 from Satish Dhawan Space Centre, Sriharikota.
- POLIX measures degree and angle of polarization in the 8–30 keV energy band.
- XSPECT performs X-ray spectroscopy and timing in the 0.8–15 keV range.
- It will observe approximately 50 bright cosmic X-ray sources over 5 years.
• DRDO (Defence Research and Development Organisation): Established in 1958; headquartered in New Delhi; responsible for developing defense technologies like missiles, radars, and combat aircraft.
• IIST (Indian Institute of Space Science and Technology): Established in 2007; located in Thiruvananthapuram, Kerala; functions under the Department of Space.
• NE-SAC (North-Eastern Space Applications Centre): Formed in 2000; based in Shillong, Meghalaya; provides space technology support for resource management and disaster monitoring in Northeast India.