$31.$ What is a valid keystroke usage when working with an existing PCF file?

Use ALT $+$ SHIFT $+$ E from the browser to start Studio if it is not already running and open the

PCF that was used to render the page.

Use ALT $+$ SHIFT $+$ L from Studio to reload changes to PCFs$.$

Use ALT $+$ SHIFT $+$ W from the browser to open the PC in Studio.

Use ALT $+$ SHIFT $+$ I from the browser to see the list of PCs used to render the page.