Give explanations :
A rubber sucker with a hook is used for hanging articles. Explain how it is able to do so.

Explanation

To explain how a rubber sucker with a hook is able to hang articles, we can break down the process into several key steps:

### Step-by-Step Solution:

1. **Understanding the Rubber Sucker**:
A rubber sucker is a circular cup made of flexible rubber. It has a hook attached to it for hanging items.

2. **Pressing the Sucker Against a Surface**:
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