Answer:
diffuse reflection
For a rough surface, reflected light rays scatter in all directions. This is called diffuse reflection. Diffuse reflection is when light hits an object and reflects in lots of different directions. This happens when the surface is rough.
Explanation:
hope it will help you
I narrowed it down to B and D. Going to say D though
The author most likely includes this information to help the reader infer that Esperanza’s mother is not able to travel much.
The linking verb is 'because'