Which statement describes the recommended deployments of IPv4 addressing in the Cisco Network Architecture for the Enterprise?

Which statement describes the recommended deployments of IPv4 addressing in the Cisco Network Architecture for the Enterprise?

A.
private addressing throughout with public addressing n the Internet Connectivity module

B.
private addressing throughout with public addressing n the Internet Connectivity and E- Commerce modules

C.
private addressing throughout with public addressing m the Internet Connectivity, E-Commerce, and Remote Access and VPN modules

D.
private addressing throughout with public addressing in the Internet Connectivity, E-Commerce, and Enterprise Branch modules

Explanation:
E-Commerce, and Remote Access and VPN modules provide services to external users, customer and need to be available without NAT as NAT has inherent issues with many application level services.
Link: http://leaman.org/ccna4/Chap_1.pdf