Final answer:
In Smart Lists, tags and score values can be used as filters to organize and segment contacts. Tokens and snippets are not designed as filters, as they serve different purposes in content personalization and content reuse respectively.
Step-by-step explanation:
The tags and score values can be used as filters in Smart Lists. Tags are labels you can apply to contacts to help segment and organize them based on certain criteria or actions they have taken.
Tokens and Snippets, however, are not typically used as filters in Smart Lists. Tokens are often used within marketing platforms to personalize content, while snippets are reusable blocks of content, neither are designed to function as list filters.