The answer should be D, nonverbal communication. One's willingness to do, say, or think something does not have to be communicated directly. It can be shown through other actions or behaviors.
When industrial changes were made basically becoming mechanicalizd the need for labor was for the most part unnecessary.
2nd one, please correct me if i’m wrong .
The area of the mind which contains past childhood events and the basic drives is in the preconscious. The preconscious, according to Sigmund Freud, contains the thoughts of the unconscious but can easily be recalled. It is also where the ego and superego is located.