Which of the Following Statements A), B) or C) Is

Multiple Choice

Which of the following statements a) , b) or c) is false?

A) A xe "primary key"primary key is a column (or group of columns) with a value that's unique for each row. This guarantees that each row can be identified by its primary key.
B) Examples of primary keys are social security numbers, employee ID numbers and part numbers in an inventory system-values in each of these are guaranteed to be unique.
C) The rows of a relational database table are always listed in ascending order by primary key.
D) All of the above statements are true.