Identify all statements characterizing networked knowledge representation schemas. Select one or more: Knowledge units a

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Identify all statements characterizing networked knowledge
representation schemas.
Select one or more:
Knowledge units are incorporated in constants, variables,
functions, and predicates
Knowledge is represented as a connected collection of complex
structures each of which corresponds to an object with all its
characteristics
Knowledge is represented in the form of logical statements
It applies inference rules to get new true knowledge from a set
of true knowledge
Exploration of object relations is used as a mechanism for
acquiring knowledge
Inheritance is used as a mechanism for acquiring knowledge
Knowledge is represented as a connected collection of nodes each
of which corresponds to a single object/concept
Knowledge is represented as a set of problem-solving
instructions
Inference is based on a specific search strategy, for example,
pattern-based search