C: Desktop flows are used to automate tasks on the Web or the desktop. Using Power Automate you can automate tasks on the desktop as well as the Web.
A: Alternatively, you can use the two legacy methods of creating desktop flows: Windows recorder (V1) and Selenium ID. With these you record mouse and keyboard events.
Reference:
https://docs.microsoft.com/en-us/power-automate/desktop-flows/create-flow
https://docs.microsoft.com/en-us/power-automate/desktop-flows/create-web