How can an Einstein Consultant address this need?

The Universal Containers company uses Einstein Analytics to build dashboards for different departments: Sales, Service, and Marketing. Users for the same department have the same role and need to have access to the same dashboards. Dashboards for different departments use some common datasets with the same row-level security.

How can an Einstein Consultant address this need?
A . Create one application for each department and use roles to share applications.
B. Create one application foreach department, put common datasets in the shared app, and use profiles to share applications.
C. Create one application for each department, put common datasets in the shared app, and use roles to share applications.
D. Create one application for each department, put common datasets in the shared app, and use permission sets to share applications.

Answer: C