Answer:
The most effective way for Tormund to build a proxy firewall would be to connect computer A to computer B through the proxy firewall. This would ensure that all traffic between the two computers would go through the firewall, and that the firewall would be able to filter and block any unwanted traffic. Additionally, this setup would allow Tormund to easily monitor and manage all traffic going between the two computers.
Step-by-step explanation:
Hope this helps!