-If we want to indicate that the authors of a book have conceived it when visiting another author in some country,the usual symbol used in the Chen ERD notation would be:
A) A relationship connecting Book, Country, and Author
B) An associative entity type connecting to Book and Country
C) Three binary relationships connecting pairwise Book, Country, and Author
D) Two binary relationships connecting Book and Country, and Book and Author

Question

-If we want to indicate that the authors of a book have conceived it when visiting another author in some country,the usual symbol used in the Chen ERD notation would be:
A) A relationship connecting Book, Country, and Author 
B) An associative entity type connecting to Book and Country 
C) Three binary relationships connecting pairwise Book, Country, and Author 
D) Two binary relationships connecting Book and Country, and Book and Author

Quizplus · Accepted Answer

In Chen ERD notation, a relationship is used to connect entities that are related to each other. In this case, the relationship would connect the entities Book, Country, and Author to indicate that the authors conceived the book while visiting another author in a specific country.

-If We Want to Indicate That the Authors of a Book