The idea that information is represented nonspatially through abstract symbolic networks in the mind is called

propositional representation  

Explanation:

Propositional representation: In psychology, the term propositional representation is defined as a psychological theory which was first introduced by Dr Zenon Pylyshyn during 1973.

According to Dr Zenon Pylyshyn, the term propositional representation refers to the process through which a particular metal relationship between different objects is being denoted or represented through symbols instead of a specific scene's mental images.

In the question above, the given statement represents the propositional representation.

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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.