Answer:
b. the top row of a table that shows titles for the cells below
Explanation:
A header row is the first row of a given table that shows titles of the cells below it. In many cases, the header row has different styles from the other rows in the table. A header row can be found in, among others, both Microsoft's Excel and Word applications.
In the attached figure, the first row with a darker shade of background color is the header row for the table.
I believe the answer is B. Optimization because it means to make work more efficient but I might be wrong. Checking definitions, this one seems more logical.
To activate a wizard to help in creating combo boxes and command buttons, make sure the Use Control Wizards button is selected. It helps you add powerful, interactive controls to your form. <span>The Control Wizards create a list box, combo box, option group, button, chart, subreport, or subform.</span>