which components?

A route group is made up of which components?

A.
An ordered list of route lists

B.
A set of route patterns with the same reach ability

C.
A set of gateways and trunks with identical digit-manipulation requirements

D.
A set of gateways or trunks with different digit-manipulation requirements

Explanation:
Link :
http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/admin/8_5_1/ccmcfg/b03rtgrp.html
Cisco Cisco Unified Communications Manager Administration Guide Release 8.6(1).
Page-199

A)
Route list contains one or more route groups
B)
Route pattern place call to PSTN or PBX
D)
A route group can work with both gateway and turnk as well.