Exam HPE6-A72 topic 1 question 47 discussion

D&E are correct. https://www.arubanetworks.com/techdocs/AOS-S/16.10/ATMG/YC/content/common%20files/pre-vla-mst-ins.htm

D & E are correct Aruba OS CX Switching Fundamentals Student Guide p255

Based on the document from Cisco, the answer D & E should be correct. https://www.cisco.com/en/US/docs/switches/lan/catalyst3850/software/release/3se/consolidated_guide/b_consolidated_3850_3se_cg_chapter_01001010.html#reference_4F8D238C59B444089F083A92C2E04ED7

Disregard A because the question states the regions match D/E: MST configuration name - This is a user-defined name that identifies the MST region. All switches in the same MST region must have the same configuration name. MST configuration revision number - This number is used to track changes made to the MST configuration. All switches in the same MST region must have the same configuration revision number. VLAN-to-instance mapping - MST maps VLANs to instances. All switches in the same MST region must have the same VLAN-to-instance mapping.

A/D: MST Configuration Name: This is a user-defined name that identifies the MST region to which the switch belongs. All switches within the same MST region must have the same MST configuration name. MST Configuration Revision Number: This is a number that identifies the MST configuration and indicates any changes made to the MST configuration. All switches within the same MST region must have the same MST configuration revision number.