The number of different data sources that can be configured using FlexCards in this scenario is 6. A FlexCard can have one data source per state, and a state can have multiple child FlexCards, each with its own data source. Therefore, the parent FlexCard can have one data source for its state, and each of the 5 child FlexCards can have a different data source, making a total of 6 data sources

The three OmniStudio features and tools that the consultant should recommend to meet these requirements are: OmniScript, Custom Styles, and Newport Design System. An OmniScript is a tool that can design customer interactions using elements and actions. The consultant can use OmniScripts to create the guided processes for the public website. A Custom Style is a feature that allows applying custom CSS properties to an OmniScript or a FlexCard element. The consultant can use Custom Styles to style the OmniScripts using the corporate branding kit, such as colors, fonts, and icons. A Newport Design System is a tool that provides a set of predefined styles and components for building user interfaces. The consultant can use Newport Design System to style the user interface elements in the OmniScripts, such as radio buttons, slide bars, etc., according to the website's style guide

Explanation
The most efficient approach that the consultant can recommend to the business to meet this requirement is to add a new Step element with Input elements. A Step element can group related fields and elements in an OmniScript, and display them in a page or a section. An Input element can display a field for the user to enter data, such as text, number, date, etc. The consultant can use a Step element to add a new page or section to the OmniScript, and then use Input elements to collect the additional customer information

The consultant should design the FlexCard solution using card filter and multiple FlexCards to meet these requirements. A card filter is a property that determines which records are displayed in a FlexCard based on certain criteria. The consultant can use card filter to display only the cases with a specific status, such as Open, Awaiting Closure, or Closed. A FlexCard is a tool that can display data and actions in a card format.
The consultant can create multiple FlexCards for each case status, and customize the fields and actions accordingly. The consultant can also use custom style to apply different borders for each case status

Explanation
The two features that the consultant should highlight to address IT's concerns are Custom Styles and FlexCard Designer. Custom Styles are a feature that allows applying custom CSS properties to an OmniScript or a FlexCard element. Custom Styles do not require any coding skills, and can be easily configured using a graphical interface. FlexCard Designer is a tool that allows creating and editing FlexCards using a drag-and-drop interface. FlexCard Designer also does not require any coding skills, and can be used by anyone who has access to OmniStudio tools