What are the major parts of the brain? Mention the functions of different parts.

Explanation

### Step-by-Step Solution:

1. **Introduction to the Brain**:
- The brain is a complex organ that is divided into three major parts: the forebrain, midbrain, and hindbrain.

2. **Forebrain**:
- **Cerebrum**: This is the largest part of the brain responsible for thinking, reasoning, and higher cognitive functions.
- **Cerebral Hemispheres**: These are involved in intelligence and voluntary actions, allowing for complex decision-making and motor control.
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