What action should be performed to fold off views from a placed drawing view?

To fold off views from a placed drawing view, the correct action is to access the Principal View option. This feature allows the user to control how the views are represented on the drawing sheet, including folding or unrepresenting additional views that are derived from a primary view.

Using the Principal View option is particularly useful as it ensures that the organization of views meets standard drafting practices and maintains clarity in the representation of the design. It automates the process of creating and managing views, ensuring that when certain views are folded off, the remaining ones adjust accordingly, maintaining an overall coherent relationship on the drawing.

The other options do not provide the specific function needed to fold off views effectively. For example, employing the View Wizard tool generally assists in creating new views rather than modifying existing ones, while adjusting view settings manually lacks the efficiency and accuracy that the Principal View option provides.