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 22
Which option above likely means Zero or one; the "1" side is optional.
B
D
C
A
IFCTION 22
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
 QUESTION 22 Which option above likely means Zero or one; the

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