Question: QUESTION 2 2 Which option above likely means Zero or one; the 1 side is optional. B D C A IFCTION 2 2
QUESTION
Which option above likely means Zero or one; the side is optional.
B
D
C
A
IFCTION
Which of the following is true about the diagram:
a Each professor can be the dean of many schools
b A department can belong to many schools
c A professor is not required to be the dean of any school
d A professor is required to be the dean of at least one school
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