Which of the following is True about the database development process?

Which of the following is True about the database development process?
A) The database structure is easy to change during the data modeling stage.
B) Changing a relationship from 1:N to N:M in an existing database is a complex and lengthy process.
C) User review of the data model is avoided as it is not helpful in data modeling.
D) Databases are easier to develop than spreadsheets.
E) Normalization is unnecessary for large databases.
Answer :

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