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Which of the following statements is correct regarding the following relationship: A band gives at least one concert and at each concert at least one
Which of the following statements is correct regarding the following relationship: "A band gives at least one concert and at each concert at least one band plays"?
Select one:
This is a C:N relationship, which is a variant of the : relationship.
It is a relationship that cannot be represented by Chen notation.
This is an N:CM relationship, which is a variant of the N:M relationship.
This is an N:M relationship.
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