Answer:
Carter's van needs to be washed. 
Step-by-step explanation:
The statement can be rewritten using punctuation mark 'apostrophe'. It is a non restrictive element, used for following purposes :
- Marking omission of one or more letters (eg : do not to - don't) 
- Marking possessive case of noun's (eg : Ram's book) 
- Making plurals of individual characters (eg : x's , y's) 
In this case : it has been used for - marking possessive case of noun. 
Van of Carter i.e Carter's van needs to be washed