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) A system that allows customers to 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 that 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.