Give examples to explain the difference between changes that can or cannot be reversed.

Explanation

To explain the difference between changes that can be reversed and those that cannot, we can use several examples. Let's break it down step by step.

### Step-by-Step Solution:

1. **Understanding Reversible Changes:**
- Reversible changes are those changes that can be undone or reversed. This means that after the change has occurred, the original state can be restored.

2. **Example of a Reversible Change:**
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