A. China
B. Germany
C. USA
D. Japan
Answer
Correct Answer: C. USA
Detail About MCQs
Researchers at the Dark Energy Spectroscopic Instrument in Arizona, United States, released the largest 3D map of the universe featuring more than six million galaxies. Using this map, researchers can measure the acceleration of the expansion rate of the universe with unprecedented accuracy, detecting hints that the rate of expansion has been increasing over time.