What will occur?

You are using interface-based NAT for traffic passing from the trust zone to the untrust zone.
What will occur?

A.
The source IP address is not translated.

B.
The source IP address is translated to the trust interface IP address.

C.
The network address and port translation (NAPT) is performed on the loopback interface.

D.
The source IP address is translated to the untrust interface IP address.