What are the remaining two (2) components?

Vlocity Order Management (OM) and Vlocity Contract Lifecycle Management (CLM) form two of the four components of the Vlocity Communications solution.

What are the remaining two (2) components?
A . Vlocity Enterprise Product Catalog (EPC)
B. Vlocity Payment Processing (PP)
C. Vlocity Enterprise Resource Planning (ERP)
D. Vlocity Configure, Price, Quote (CPO)

Answer: A,D