EAGLERUN TRUCKING DISPATCHER Observe the ER Diagram for the Eaglerun Trucking

Multiple Choice

EAGLERUN TRUCKING DISPATCHER
Observe the ER diagram for the Eaglerun Trucking
Dispatcher:


This ER diagram will be used for the following questions citing Eaglerun Trucking Dispatcher ER Diagram.


-How many unique non-primary key columns will the relational schema mapped from the Eaglerun Trucking Dispatcher ER diagram have?

A) 0
B) 1
C) 2
D) 3