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If an entity type participates partially in a binary relationship type, then Select one: a. There may be entities that do not participate in any

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If an entity type participates partially in a binary relationship type, then Select one: a. There may be entities that do not participate in any relationship instances. O b. An entity of that entity type can participate in only one relationship instance O c. Each entity must participate in two relationship instances. O d. Each entity must participate in at least one relationship instance Clear my choice

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