The darkness he experienced
I believe this is a simile. I'm not a hundred percent sure though.
Explanation:
The force is not involved in changing of colour of an object. It is an affect of chemical or organic reaction. But the change in direction, change in speed and change in shape and size are affected by the force.
Therefore, option IV. is the correct answer
Answer:
B
B would have the biggest impact, like the reading said, one species dying off can impact others.