Sigmund freud’s three levels of consciousness include all of the following except the
a.
unconscious
b.
preconscious
c.
postconscious
d.
conscious

In psychoanalytic theory, the three levels of consciousness as outlined by Freud are the conscious, preconscious and unconscious minds. Freud likened this theory to an iceberg with a visible tip, the conscious mind; an obscured but visible middle, the preconscious; and a bulk hidden beneath the water, the unconscious. 

3x + 2x = both people using the same measure of like 5x = x= 25 meters per second. 25ms. it takes them 4 seconds to

The density of the block of iron is lees than the density of mercury but the density of the block of iron is greater than the density of water