A supertype/subtype hierarchy is which of the following? Options: A . &nbspEach subtype has only one attribute. B . &nbspEach supertype has only one attribute. C . &nbspEach subtype has only one supertype. D . &nbspEach supertype has only one subtype.

A supertype/subtype hierarchy is which of the following?

Question

A supertype/subtype hierarchy is which of the following?

Options:

A . Each subtype has only one attribute.

B . Each supertype has only one attribute.

C . Each subtype has only one supertype.

D . Each supertype has only one subtype.

Answer: Option C

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