What will happen if a private IP address is assigned to a public interface connected to an ISP?

What will happen if a private IP address is assigned to a public interface connected to an ISP?
A. A conflict of IP addresses happens, because other public routers can use the same range.
B. Addresses in a private range will not be routed on the Internet backbone.
C. Only the ISP router will have the capability to access the public network.
D. The NAT process will be used to translate this address to a valid IP address.

Pass Cisco CCNA 200-301 Exam in First Attempt FULL Printable PDF and Software. VALID exam to help you pass.