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How is the discriminator of a weak entity set specified?

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How is the discriminator of a weak entity set specified?

(a) Using a solid line

(b) Circling it

(c) Using a dashed line

(d) Drawing a square around it

The question was asked in my homework.

The origin of the question is Entity Relationship Diagrams topic in section Database Design and the ER Model of RDBMS

1 Answer

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Best answer
The correct answer is (c) Using a dashed line

Best explanation: A discriminator of a weak entity set can be specified by underlining it with a dashed line.

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