You are a Customer Data Platform Specialist. Your organization recently implemented audience insights. You need to create a measure using the 'Average Transaction Value' template to track the average spent by a customer.
As part of the process of creating the measure, you need to add data and map it to the data from the Unified Activity entity.
When you are setting up the measure, which two steps should you perform to complete this task? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.