What Is a Contact Center or Call Center

What is a contact center or call center?

A) a place where customer service representatives answer customer inquiries and solve problems, usually by email, chat, or phone
B) customers use the web to find answers to their questions or solutions to their problems
C) a system that gathers product details and issue-resolution information, which can be automatically generated into a script for the representative to read to the customer
D) a form of predictive analytics for marketing campaigns that attempts to identify target markets or people who could be convinced to buy products