Let’s say, we have 5 Google listings

Let’s say, we have 5 Google listings, and we have 5 landing pages (1 for each listing).When it comes to SEO, essentially the strength of these pages in Google, is it better to have:1) one website with all 5 landing pages2) have 5 separate Wordpress sites with single landing pageIf #2 …. Should we use separate domains or just use sub-domains?** example - location1.website.com and location2.website.com