According to the Leszynski Naming Conventions, which of the following is the prefix for a text box control? A. txt B. txb C. tbc D. tex

The correct answer is A. txt.

The Leszynski Naming Conventions are a set of naming conventions for database objects, such as tables, columns, and views. The conventions are designed to make code more readable and maintainable.

The prefix for a text box control is txt. This is because text boxes are used to enter text into a database. The other options are not correct because they are not prefixes for text box controls.

Option B, txb, is the prefix for a table control. Option C, tbc, is the prefix for a button control. Option D, tex, is not a valid prefix.