Answer:
There are clusters of galaxies, and the space between them is filled with hot gas, which can only be seen as X-rays or gamma rays.
When measuring how much gas there is between those galaxies, scientists realized that the material should be around five times what can be detected. That undetected matter is known as dark matter.
No because they just meet the person they don't know them it says they don't know they but they feel like they have known them for a while so no this is not love.
The fragmentation refers to particular aspect of the post modern literature in which the piece of plot, character development and themes are scattered or segmented all over the work and not in the classical chronological way. From the option given, the best example of this would be a story with disjointed events, the answer is C.
