Which node should the consultant use in a Dataflow to calculate and insert SalesTax to the dataset?

Universal Containers reports that any selection in the List widget is not affecting the Pie chart in one of their Tableau CRM dashboards. The query options associated with the List widget and Pie chart are shown in the graphic.
Given that the queries are using different datasets, which two changes can a Tableau CRM Consultant make to solve this issue? (Choose two.)

A customer is reviewing a story that is set to maximize the daily sales quantity of consumer products in stores, and the customer sees this chart related to promotional activities and to San Francisco specifically.
What conclusion can be drawn from this insight?