Within a specialization hierarchy, every subtype can have _____ supertype(s) to which it is directly related.
A) zero
B) only one
C) one or many
D) many

Name: Within a specialization hierarchy, every subtype can have _____ supertype(s) to which it is directly related. A) zero B) only one C) one or many D) many
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Within a specialization hierarchy, each subtype can have only one supertype to which it is directly related. This is the fundamental rule of subtyping in data modeling.

Within a Specialization Hierarchy, Every Subtype Can Have _____ Supertype(s)