I am pretty sure the answer is B
Social Psychology is the systematic study of the ways interaction, interdependence and influence among persons affect their behavior and thoughts.
Industrial Psychology is a branch of psychology which understands individuals at their workplace and how the theoretical principles of psychology can be applied.
Anthropology is the scientific study of man and his proceedings.
Sociology is the scientific study of social behavior or society.
The communists party of the Czechoslovakia
The answer to this question is
The scholars had seen examples of it before written on rolls of papyrus, a writing material used by the Egyptians.
