What is the system default language that is used by Cisco Unity Connection after the initial installation?

What is the system default language that is used by Cisco Unity Connection after the initial installation?

A.
English (United Kingdom)

B.
English (United States)

C.
The default language is not set at installation and must be set after installation.

D.
The default language is dependent on the license and the language files that are selected during installation

E.
The default language is defined at installation and unchangeable after the initial installation.

Explanation:
OK. StudentGuide Volume 1 Page 2-38
The general settings (System Settings > General Configuration) allow the administrator to modify the default settings:
– Time Zone depends on settings that are configured during the installation. The time zone can be changed at any time.
– System Default Language is English (US).
– System Default TTS Language is English (US).