16.17: Typeahead On select example
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**Primary Actor**: User

**Scope**: Ngx-bootstrap DEMO / BS version 3&4

**Goal**: Show user how typeahed returns an object on selected option

Main success scenario:
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1. User open Typeahead demo page
2. User clicks on On select sub-menu
3. User sees typeahead input and typeahead card with "Model:" text. User sees typeahead card with "Selected option:" text
4. When user starts to type and there are any matches then a drop-down with a list of States matches is shown
5. When user clicks on any item in typeahead drop-down, then typeahead container auto-fills with a selected State and "Selected option" is filled with info about selected object: "id", "name" and "region"

Variations:
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2*. User scrolls to On select sub-menu