Question: What notation and relationship does this refer to ? a . ) Chen notation showing a 1 : 1 relationship b . ) Chen notation

What notation and relationship does this refer to?
a.)
Chen notation showing a 1:1 relationship
b.)
Chen notation showing a 1:M relationship
c.)
UML notation showing a 1:M relationship
d.)
UML notation showing a 1:1 relationship

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