Which IBM Security Access Manager V9.0 capability is required to address this customer requirement?

Due to regulatory statues, the customer must limit a user to one session.

Which IBM Security Access Manager V9.0 capability is required to address this customer requirement?
A . Authorization Server
B . Advanced Access Control
C . Distributed Session Cache
D . Session Management Server

Answer: C

Explanation:

Reference: https://www.ibm.com/support/knowledgecenter/SSPREK_9.0.0/com.ibm.isam.doc/wrp_config/ task/tsk_set_maxm_concu_sess_plcy.html