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Context - Current GSIM Cardinality:
Classification Item 1..* Level (Mandatory, Many)
Classification Scheme 1..* Classification Item (Mandatory, Many)
Classification Scheme 0..* Level (Option, Many)
If a Classification Item is required to have at least one Level and a Cl= assification Scheme is required to have at least one Classification Item, t= hen by inference a Classification Scheme will require at least one Level. T= his is contrary to the current GSIM definition of Classification Scheme.
Option A: Classification Scheme has Mandatory Level
Change the definition of Classification Scheme such that it must contain= at least one Level.
Option B: Classification Item has Optional Level
Change the definition of Classification Item such that it is optional to= be grouped by a Level.
Option A is recommended for the following reasons: