A DataRaptor Extract can retrieve data from multiple objects using extraction steps and JSON paths.
However, if the data is from a single object, only one extraction step is needed. The Extract JSON Path can use dot notation to access related fields from that object, such as Contact.Account.Name.

An Edit Block element configured with Remote Actions allows the developer to create a dynamic table that can display, add, edit, or delete records from a Salesforce object. The Remote Actions can be configured to perform CRUD operations on the object using SOQL or Apex.

The Expression Set component in OmniStudio allows developers to perform calculations using steps such as Aggregation, Calculation, and Sub Expression.
* C. Add an Aggregation Step as SUM(BasePrice) - This is correct. Aggregation steps are specifically designed to perform functions like SUM, AVG, COUNT, MIN, MAX over collections (arrays) of data. In this use case, summing the entire BasePrice array is best handled using an Aggregation Step.
Incorrect Options:
* A. Sub Expression Step is used to combine or manipulate previously calculated values, not to aggregate across an array.
* B. Calculation Step is used for row-level calculations, not aggregation across multiple rows.
:
Salesforce OmniStudio Documentation # Expression Sets # Aggregation Step

The Invoke Mode Fire and Forget feature enables the OmniScript to invoke the Integration Procedure without waiting for a response. This is useful when the response is not needed for the user to proceed

Cloning an Integration Procedure creates a copy of it that can be modified and used independently from the original one. This is useful when the new Integration Procedure has a different purpose or functionality than the original one