I think the answer is D) reflection of light rays
During the day or with any form of light source available, light reflects off of the human body all of the time so this explains why you are able to see yourself in a mirror. The light reflects off of you and off of the mirror allowing you to see yourself.
Answer:
1 = Des
2 = Des
3 = Des
4 = Der
The last one doesn't seem quite right because it's the length of the punishment and not its name and 2-3 are the same.
Hope this Helps
-Seth