(Choose 1 answer)
When drawing an ERD:
(a)Entity sets and their attributes should reflect reality
(b)Redundancy is not important, so we can ignore it
( (d) Choosing the right relationships
c) Avoid introducing more elements into the design than is absolutely necessary
A. (a) and (b) and (c) are correct
B. (a) and (c) and (d) are correct
C. (a) and (b) and (d) are correct
D. (b) and (c) and (d) are correct
FUO
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