Question

which of these is a way that web developers work around the problem of not knowing the screen resolution at which a user will view a web page? creating different sets of pages for different resolutions using a mobile app building application instead of a web development tool storing the website on a web server using html to create the page

Explanation:

Web developers create different sets of pages for different resolutions to account for varying screen sizes. Using a mobile - app builder is for mobile apps not web page resolution issues. Storing on a web server is about availability not resolution. Using HTML alone doesn't address resolution.

Answer:

creating different sets of pages for different resolutions