Sigmund Freud Believed the Following About the Meaning of Dreams

Sigmund Freud believed the following about the meaning of dreams:

A) The meaning of dreams is to be found in the symbols of the collective unconscious.
B) The manifest content is the same thing as the latent content.
C) Certain dream elements have the same sexual significance for every dreamer.
D) To interpret a dream, one must ask the dreamer what each element means.