Where can the maintenance planner perform a material availability check? Note: There are 2 correct answers to this question?

Where can the maintenance planner perform a material availability check? Note: There are 2 correct answers to this question?
A . Via the SAP Fiori app "Manage Maintenance Order List"
B . Within the SAP Fion-based background job
C . Via the SAP Fiori app "Maintenance Scheduling Board"
D . Via the SAP Fiori epp "Manage Maintenance Planning Buckets"

Answer: A B