Answer :
The low energy radiations found in space have been evident of collisions of galaxies. Thus, option C is correct.
Astronomers have been dealing with the stars, galaxies, and other space. Outer space has consisted of the various galaxies that have been continuously formed with collisions and movement.
The low energy radiations found in space have been because of the energy that has been liberated due to the collisions of the galaxies. Thus, option C is correct.
For more information about the astronomers, refer to the link:
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