Which two components exchange data between Expanded Call Context Variables?

B CVP and Finesse exchange data between Expanded Call Context Variables, as CVP can pass ECC variables to Finesse through the User to User Information (UUI) field in the SIP header. E CCE and CVP exchange data between Expanded Call Context Variables, as CCE can pass ECC variables to CVP through the Peripheral Interface Manager (PIM) or the VRU Peripheral Gateway (VPG) depending on the deployment model. References = Advanced Administration and Reporting of Contact Center Enterprise (CCEAAR), page 6; [Cisco Unified Contact Center Enterprise Features Guide, Release 12.5(1)], page 23