Which statement best describes configuring a NAT router to use overload mapping?

$1$ point

Unregistered IP addresses are mapped to registered IP addresses as they are needed

The NAT router uses each computer's IP address for both internal and external communication

The organization will need as many registered IP addresses as it has computers that need Internet access

Many unregistered IP addresses are mapped to a single registered IP address using different port numbers

$31.$

Question $31$