Drag the tiles to the correct boxes to complete the pairs.
Match the keys to its functions.
foreign key
super key
compound key
a combination of keys within a table that uniquely
identifies each record within that table
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a unique key formed by the combination of two or
more fields
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a field in one table, and this key is a primary key in
a related table
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Ithink the answer is b. hope this .

Solution: the categorization of functional and non-functional requirement are as follows: some of the more typical functional requirements include: • business rules• transaction corrections, adjustments and cancellations• administrative functions• authentication• authorization levels• audit tracking• external interfaces• certification requirements• reporting requirements• historical data• legal or regulatory requirementswhile,some typical non-functional requirements are: • performance – for example response time, throughput, utilization, static volumetric• scalability• capacity• availability• reliability• recoverability• maintainability• serviceability• security• regulatory• manageability• environmental• data integrity• usability• interoperability

Rhythm  in music is characterized by a repeating sequence.