Science Plz Help!!!!!

Answer:
So, I would believe that the answer is C) A laser beam looks bent when it passes through glass blocks. So we know that refraction means the fact or phenomenon of light, radio waves, etc. being deflected in passing obliquely through the interface between one medium and another or through a medium of varying density.
Explanation:
So we know that refraction means the fact or phenomenon of light, radio waves, etc. being deflected in passing obliquely through the interface between one medium and another or through a medium of varying density.
Hope this helps! <3