Which major entities hold the key geographic, demographic, and financial information related to a customer who is financially responsible for a property?
A. Account, Bill, Customer Class, Premise, Service Agreement
B. Account, Bill, Premise, Service Agreement, Service Port
C. Account, Person, Premise, Service Agreement, Service Port
D. Account, Customer Class, Person, Premise, Service Agreement
E. Account, Customer Class, Premise, Service Agreement, Service Port