AD0-E727 Practice Online

In which mode would the stylesheet customizations display immediately after you reload a page in a browser? 

What is the difference between styles-l.less and styles-m.less ? 

Which UI component property is used for cross tracking property changes? 

An Adobe Commerce developer wants to override the template assigned to a block named existing.product.block. This relationship is defined in the catalog_product_view.xml layout in the Magento_Catalog module. They cannot simply override the file in their theme, as this change is part of a feature that is being released to the marketplace as a module called "Orange_CustomProduct". The developer has already created the desired template at app/code/Orange/CustomProduct/view/ frontend/templates/custom-product-block.phtml. What can they add to app/code/Orange/CustomProduct/view/frontend/layout/ catalog_product_view.xml in their module to accomplish this? 

An Adobe Commerce developer has created a system configuration field:

Using Layout XML, how can the visibility of a block be controlled by a system configuration?