Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
make sure that you review these terms of service with your parent or guardian so that you both understand all of your rights and obligations . 

```
. OPTIONS: ["Unilateral change", "Contract by using", "Arbitration", "Choice of law", "Unilateral termination", "Content removal", "None", "Jurisdiction", "Limitation of liability"].