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___ are defined first, followed by subclasses and their associated attributes, followed by the relationship set

9. ___ are defined first, followed by subclasses and their associated attributes, followed by the relationship set.

1. Subclasses
2. Superclasses
3. Classes
4. Fields

Answer: B) Superclasses

Explanation:

Superclasses are defined first, followed by subclasses and their associated attributes, followed by the relationship set.