Psychology is a social science discipline. psychologists scientifically study

about behavior and mind

Explanation:Psychology is related with the understanding that is gained from the researches and study about mind and behavior. The study is based on studying the feelings, thinking,and action taken by an individual .

The also research about the factors that are responsible for manipulation or impacting the behavior and thinking of an individual and the related facts.

european feudalism was a combination of legal and military customs in medieval europe that flourished between the 9th and 15th centuries. broadly defined, it was a way of structuring society around relationships derived from the holding of land in exchange for service or labour.

japanese feudalism. the era of feudalism in japan took place from the 12th through 19th centuries. during that period local rulers, either powerful families or military warlords, dominated the land, while the emperor was merely a figurehead and not a significant political presence.