Well to anyone else that needs the answer the other person is wrong. He used dream analysis along with free association. I also remember reading about introspection in the course. So Sigmund Freud didn't use case studies he didn't even believe in that.
i think its B)... im not sure so dont take it seriously
Answer:
It can be either, depending on how much and how you add the electrons
The force involved in the orbiting of the earth is gravity!