Daria has been diagnosed with schizophrenia and is being given an intelligence test. The examiner asks Daria what it means when one says, "Strike while the iron is hot." Daria replies, "You cannot iron clothes with a cold iron." Daria's response demonstrates .

Concrete thinking.

Explanation:

Thinking is the ability of individual that helps them to focus on the different things. Two main types of thinking are the concrete thinking and the abstract thinking.

The concrete thinking mainly depends upon the external world. They start analyze the physical object and facts that can be explained by the physical objects. Daria is allowed to think on the iron and shows the concrete thinking to analyze.

Thus, the answer is concrete thinking.

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