At Ursa Major Solar, there is a single Lightning record page for the Celestial Bodies custom object; however, there is a Lightning component the app…

The Component Visibility Filter feature in the Lightning App Builder allows administrators to define conditional rules for when a specific component is displayed on a Lightning record page. One of the available filter criteria is the user's device form factor. By setting a filter on the component to Form Factor = Phone, the app builder can ensure the component is visible only to users accessing the record page through the Salesforce mobile app, fulfilling the requirement.

A. Chatter feed: The Chatter feed is a standard component for collaboration and communication on records; it does not control the visibility of other components on the page.

B. Highlights panel: The Highlights panel is a component that displays key fields at the top of a record page. It does not have functionality to control the visibility of other components.

D. Related list quick links: This component provides navigational links to a record's related lists. It is a content component, not a feature for controlling the visibility of other page elements.

1. Salesforce Help, "Dynamic Lightning Pages": This document states, "Make your Lightning pages dynamic by configuring component visibility filters... You can also set visibility rules based on the device the page is viewed on." It provides an example of setting a filter based on "Form Factor," with options for "Desktop" and "Phone."

2. Salesforce Help, "Lightning Page Component Visibility": This guide details the process: "You can make a component on a record page appear only when it meets the criteria you specify... You can also control component visibility by device." This directly supports using visibility filters for device-specific component display.