I believe your answer is C. Hope this helps.
Hitler posters with Nazi Germany
Tokugawa Shoguns Close Japan to Foreign Influence
In its efforts to close Japan off from damaging foreign influence, the Tokugawa shogunate also prohibited trade with Western nations and prevented Japanese merchants from trading abroad.
The answer is group identification. The group identification
is being defined as having an identification in the members in which is present
in interacting group. It is used by having to distinguish the individuals in
the group with the use of social identity or cohesion.
Chem: Microscope
Social : Map finder