AD0-E605 Question #96: Real Exam Question with Answer & Explanation

After creating the Entity Relationship Diagram (ERD) of the data sources that will be connected into an Adobe Experience Platform (AEP) implementation for a utility company, the service details (including information such as name, cost, type, and category) appear multiple times across different entities (for example, in the transactional events and in the customer profile details). When designing the XDM data model for that ERD, the data architect and the business stakeholders validate that the service details information must be included at both levels, record, and time series. The service details will be used multiple times within the same structure. In what two ways should the service details be defined in the AEP data model to make it consistent and re-usable? (Choose two.)