Final answer:
The symptom of schizophrenia illustrated by the example is disorganized speech or thought disorder.
Step-by-step explanation:
The symptom of schizophrenia illustrated by the provided example is disorganized speech or thought disorder. This symptom is characterized by incoherent or illogical speech patterns, as well as difficulty staying on topic and connecting ideas.
In the example provided, the individual's speech lacks logical connections between thoughts and jumps from one idea to another in a nonsensical manner. This is often referred to as 'word salad' and is a common manifestation of disorganized speech seen in schizophrenia.