The correct answer is C. A sort order for records, which is identified in the table design.
An index is a data structure that improves the speed of data retrieval operations on a database table. It is used to quickly locate data without having to search every row in the table. Indexes are created on columns that are frequently used in queries.
Option A is incorrect because a wizard is a tool that helps users create database objects.
Option B is incorrect because a naming convention is a set of rules for naming database objects.
Option D is incorrect because a set of relationship rules is a set of rules that define how data in one table is related to data in another table.