Which lobes of the cerebrum are usually narrower in left handed people?

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks which lobes of the cerebrum are usually narrower in left-handed individuals.

2. **Identifying the Brain Hemispheres**: It is important to note that in left-handed people, the motor cortex is typically located in the right hemisphere of the brain. This means that the right side of the brain is more involved in controlling activities for left-handed individuals.

3. **Identifying the Lobes of the Cerebrum**: The cerebrum is divided into several lobes, including the frontal, parietal, temporal, and occipital lobes.

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