……………. are the voluntary muscles of the body.

Explanation

**Step-by-Step Solution:**

1. **Identify the Type of Muscle**: The question asks about the voluntary muscles of the body. In human anatomy, muscles can be classified into three types: skeletal, cardiac, and smooth muscles.

2. **Understand Voluntary Muscles**: Voluntary muscles are those that can be controlled consciously. This means that we can decide when to move them, as opposed to involuntary muscles, which operate automatically without our conscious control.

3. **Recognize Skeletal Muscles**: Among the three types of muscles, skeletal muscles are the ones that are classified as voluntary. They are attached to bones and are responsible for movements of the skeleton.

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