A third-party module uses a layout update that changes the template path for a core block from product/
view/addto/compare.phtml of the Magento_Catalog module to custom/view/addto/
compare.phtmlof your custom module. The merchant has a customized version of this template in their
custom theme.
What is a consequence of this setup?

A merchant sells shoes with multiple variations such as a color and size. A shoe is represented by a configurable product. There are seven different colors and four sizes.
What is the minimal amount of simple products that represent a combination of color and size needs to be created in order to make a shoe salable?

How do you obtain customer information in a JavaScript module?

What order operation is available in the My Account section in the storefront?

In the module located at app/code/MyCompany/MyModule there is a JS module in the file view/frontend/web/register.js. The Magento base URL is https://magento.host/ and the luma theme with the en_US locate is used.
What is the public URL for this file?