Question: The first normal form for tables in relational databases... Select one: . . . requires unique identifiability via an artificial primary key. . . .

The first normal form for tables in relational databases...
Select one:
... requires unique identifiability via an artificial primary key.
...doesn't allow for nuclear readings.
...can be achieved by adjusting the data schema of the table, which is referenced by a foreign key.
... is the basis for the transition to a higher normal form.
The first normal form for tables in relational databases... Select one:

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