Which statement regarding referential integrity constraints is true?

Question

Options

• AMultiple primary keys can be defined for a table.
• BA foreign key can reference multiple primary keys.
• CA primary key can be referenced by only one foreign key.
• DPrimary keys and foreign keys are used to define relationships.

• A
  13% (7)
• B
  6% (3)
• C
  4% (2)
• D
  78% (42)

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