A girl is swinging on a swing while sitting. Her identical twin a swinging on another swing while standing. Whose swing will have a greater time period of oscillations ?

Explanation

To determine whose swing will have a greater time period of oscillations, we need to analyze the situation of the two girls swinging on their respective swings.

### Step-by-Step Solution:

1. **Understanding the Setup**:
- We have two identical twins. One is sitting on a swing, and the other is standing on a different swing. Both swings are assumed to be identical in terms of length and mass.

2. **Identifying the Center of Mass**:
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