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An ATHLETE entity has two subtypes: Club and Varsity. An athlete cannot belong to both subtypes but each athlete belongs to one or the other.

An ATHLETE entity has two subtypes: Club and Varsity. An athlete cannot belong to both subtypes but each athlete belongs to one or the other. What would this combination be called:
Group of answer choices
C. Overlap, total specialization
A. Disjoint, partial specialization
D. Overlap, partial specialization
B. Disjoint, total specialization

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