Which two features require an activation key?

A company is upgrading its existing IBM Security Access Manager (ISAM) environment to ISAM 9.0. Based on the requirements for the upgrade, activation keys have been procured for different ISAM modules.

Which two features require an activation key? (Choose two.)
A . REST APIs
B . Web Reverse Proxy
C . Authorization Server
D . Local Management Interface
E . Distributed Session Cache

Answer: BE

Explanation:

Reference: https://www.ibm.com/support/knowledgecenter/SSPREK_9.0.0/com.ibm.isam.doc/admin/

concept/con_activation_levels.html