Monique, who has been diagnosed with schizophrenia, often reports smelling a burning smell, but the fire department and her family members do not smell it. The best description of this is

hallucination

Explanation:

Hallucination -

The mental condition , which enables the person to imagine or visualizes some external stimulus as real , is referred to as hallucination .

The person suffering from such disorder tends to imagine many objects , people or situations , thinking it to be real and live , but in reality does not even exists .

Hence , from the given scenario of the question ,

The correct answer is hallucination .

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