The correct answer is D. Layout preview.
Datasheet view is a view that displays the data in a report in a tabular format. Design view is a view that allows you to design the layout of a report. Print preview is a view that allows you to preview how a report will look when printed. Layout preview is not a view for displaying a report object.
Datasheet view is useful for viewing and editing the data in a report. Design view is useful for creating and modifying the layout of a report. Print preview is useful for checking the layout and formatting of a report before printing it. Layout preview is not a view for displaying a report object.