What three advantages are gained when using Patterns & Data Classification as the harmonization method for creating the Objective field?

A client wants to integrate their data within Marketing Cloud Intelligence to optimize their marketing insights and cross-channel marketing activity analysis.

Below are details regarding the different data sources and the number of data streams required for each source.

What three advantages are gained when using Patterns & Data Classification as the harmonization method for creating the Objective field?
A . Ease of Maintenance
B . Performance (Performance when loading a dashboard page)
C . Use of code
D . Scalability
E . Processing (processing time when loading relevant data streams)

Answer: A, B, D