The _________ was designed to provide a powerful and flexible instruction set within the constraints of a 16-bit minicomputer.

Enforcing referential integrity assures that ________

A) you cannot leave that field empty B) you cannot enter a value in the foreign key if there is no corresponding value in the primary key C) you cannot enter the same value in the foreign key of the same table D) you cannot enter invalid or incorrect information

What is procedural abstraction?

What will be an ideal response?