Which action allows the user to quickly create a visual representation of information in email communication?

The action that allows the user to quickly create a visual representation of information in email communication is the drag-and-drop feature. This capability enables users to take images, charts, or other visual elements and move them directly into the body of an email without needing to go through a lengthy process of uploading or inserting from a menu.

While attachments can provide visual elements, they do not embed them within the email, which may result in visual disconnection from the main message. Formatting options help to adjust the appearance of text and elements but do not directly create visuals. Copy and paste can transfer information, but again, it doesn’t inherently relate to creating a visual representation like dragging and dropping does. The ease and speed of dragging and dropping make it an efficient way to enhance email communications visually.