Final answer:
The organization has completed emergency response planning by creating evacuation procedures and an accessible communication platform outside its firewall in response to terrorism threats.
Step-by-step explanation:
By establishing evacuation procedures and communication plans while creating a website outside the company's firewall, the organization has completed Emergency response planning. This activity is focused on preparing for potential terrorism threats by ensuring that communication can continue even if the organization's network is compromised. Considering the rise of cybersecurity threats through hacking, ensuring the resilience of critical infrastructure and implementing emergency measures has become a priority for organizations globally. Additionally, these plans address public safety and potentially aid in maintaining continuity of operations during crises.