docs: clarify route level config, fix typo (#8944)

documentation/docs/20-core-concepts/40-page-options.md

@@ -128,7 +128,7 @@ This option also affects [prerendering](#prerender). If `trailingSlash` is `alwa
 
 ## config
 
-With the concept of [adapters](/docs/adapters), SvelteKit is able to run on a variety of platforms. Each of these might have specific configuration to further tweak the deployment — for example with Vercel or Netlify you could chose to deploy some parts of your app on the edge and others on serverless environments.
+With the concept of [adapters](/docs/adapters), SvelteKit is able to run on a variety of platforms. Each of these might have specific configuration to further tweak the deployment — for example on Vercel you could choose to deploy some parts of your app on the edge and others on serverless environments.
 
 `config` is an object with key-value pairs at the top level. Beyond that, the concrete shape is dependent on the adapter you're using. Every adapter should provide a `Config` interface to import for type safety. Consult the documentation of your adapter for more information.