Concept:The extract describes a dream that cannot be explained by human senses.
Explanation:The speaker says no man can tell what he dreamed.
He adds that the eye, ear, hand, tongue, and heart cannot report the dream.
This means the experience existed only in the mind, not in reality.
So the state is not deception, ignorance, or innocence.
It is a false appearance created by the mind.
Answer:C. illusion