# Root

Renders the listbox root, initializes selection on focus, and handles vertical movement and
typeahead in DOM order.

## Signatures

```ts
export declare function Root<const Options extends RootOptions, const Host extends HostResult = never>(options: Options, host?: Dom.HostOverride<Dom.RenderHostProps<Options, RootProps<Options>>, Options["content"], Host>): Fx<RenderEvent, Renderable.Error<Options | Host>, Renderable.Services<Options | Host> | Scope.Scope | RenderTemplate>;
```