The movement of materials away from place is called erosion.
This is assimilation!
Americanisation means to make something more American, but this can also happen if you are not in fact in America, as in: America is not your home.
Urbanisation is the mass movement from the rural areas to urban areas.
Brainwashing is when someone uses extreme techniques to influence other's opinions. (such as psychological manipulation)
Income
Education
Occupation
Gender
Age
Religion
Ethnicity
Answer: Secretive.
Explanation: The character of the described paragraph is a person who, looking for something eagerly, something that he considers as yours and that, however, if seen by others, would be taken from him, shows decision in his task, and precision in his act, since the last thing he wants is to be observed, detected in his intention.
The answer is a because it stands for communication