Which of the following statements define what the ‘closed world assumption’
is?

Question

Answer

Actually, the closed-world assumption has nothing to do with truth and
falsity of statements in the knowledge base.

Answer

What is currently known to be true in the knowledge base is considered true.

Answer

What is not currently known to be true in the knowledge base is considered false.

Answer

What is currently true in the knowledge base may or may not be known to be
true.

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