Answer
Here, in theme (table) OWNERS, OwnerPhone is used as a Primary key since it is unique to each owner
Work Step by Step
N/A
Database Concepts
by Kroenke, David; Auer, David;
Published by
Pearson
ISBN 10:
0133544621
ISBN 13:
978-0-13354-462-6
Chapter 1 - Getting Started - Review Questions - Page 55: 1.8
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