At which levels are FAST performance metrics collected in a VMAX3 array?

Diamond, Platinum, and Gold SLOs are available on a VMAX3 array. A Storage Group was associated with the
Diamond SLO. However, the storage administrator discovers that data was allocated from the 15K drives.
What could cause this allocation?

When selecting an available service level objective, which SLO emulates 15K RPM performance?

What is the relationship between Disk Groups and Data Pools in a VMAX3 array?

To which VMAX3 Service Level Objectives does the SLO Response Time Objective algorithm apply?

Which drive types will the Bronze Service Level Objective try to use under most circumstances?

Which drive types will the Platinum Service Level Objective try to use under most circumstances?

What does the Reserved Capacity parameter for a VMAX3 Storage Resource Pool (SRP) reserve?

What is the granularity of FAST data movement requests in a VMAX3 array?

What is the basis for the allocation of new extents from a Storage Resource Pool in a VMAX3 array?