Cognitive Abilities Test (CAT4) Practice Exam 2025 - Free CAT4 Practice Questions and Study Guide

The correct response is based on the understanding that semantics, which pertains to the meaning of words and sentences, and syntax, which refers to the rules governing the structure of sentences, are critical components of language processing. Brain imaging studies have consistently shown that the frontal and temporal lobes play significant roles in these areas.

The frontal lobe is associated with higher cognitive functions, including aspects of language production, while the temporal lobe is crucial for language comprehension. Specifically, the left temporal lobe houses Wernicke's area, which is key to understanding language and processing semantic information. The frontal lobe contains Broca's area, which is essential in managing syntax and the structure of spoken and written language. This division of labor in the brain helps facilitate cohesive communication by integrating both the meaning and grammar of language.

In contrast, the other lobes mentioned in the incorrect options—such as the parietal, occipital, and even combinations of these—do not play primary roles in semantic and syntactic processing. While they are involved in other functions, like visual processing and spatial awareness, they do not directly contribute to the understanding and generation of language in the way the frontal and temporal lobes do.