Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
the services , including all related software , technical data and documentation , are `` commercial items '' as that term is defined in section 2.101 of title 48 of the us code of federal regulations ( u.s.c. ) . 

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