Which of the following would be an ideal goal for an SEO plan?

 in the context of an SEO plan, considering gearing an e-commerce website, option 4 would be a great choice. Here is why:-

Mobile friendly experience

Now, it is the time when people have no longer time to sit and check their laptops or their PCs. It is the era of smartphones. People are now accessing websites from their smartphones more than from their other gadgets. Thus, it is necessary to build the interface in a manner that is mobile-friendly so that the users cannot experience bounce Rates when trying to access the website.

Page loading speed

Increments in the page loading speed not only provide a better user experience but also contribute significantly to search engine rankings. Google search engines often prioritize faster websites. For focusing on the above two qualities you should implement responsive web design by using HTML, CSS, and JavaScript frameworks. You can also utilize the page speed insights of Google to get an insight into the speed of your website in the context of mobile phones.