______________ is the superset of all keys in a relation.

______________ is the superset of all keys in a relation.OptionsSuper keyCandidate keySub keyForeign key

The relation with the attribute which is the primary key is referenced in another relation. The relation which has the attribute as a primary key is called ______________ Question 6Answera.Referenced relationb.Referred relationc.Referencing relationd.Referential relation

A Superkey is:Select one:a.Every superkey is a primary keyb.A superkey is an attribute or a set of attributes that can uniquely identify a tuplec.A superkey is a tuple or a set of tuples that can uniquely identify an attributed.Every superkey is a candidate key

__________ is a specific domain in the relation which has entries of all tuples.

The set of second components in the ordered pairs is called the range of the relation.a.Trueb.False