Reflection: you look in the mirror.
Refraction: You put a straw in a glass of water, and it looks like it broke.
Absorption: If you have a black sweater and you wear it out in the cold, the black sweater is going to hold in heat better than a lighter sweater because the black sweater absorbs light .
Answer:
100years later
Explanation:
Because the lights will arrive at world after 100 years later.
The answer should be B) Scientific theories and laws develop from the acquisition of scientific knowledge. Hope this helps you.
Grass dear wolf is the right awnser