Answer :
Final answer:
Option (a) NATO - Collaborating on cyber defense strategies and option (b) WHO - Monitoring global cyber threats.
NATO and WHO are two multinational organizations that play a role in building collective cybersecurity.
Explanation:
Option (a) NATO - Collaborating on cyber defense strategies and option (b) WHO - Monitoring global cyber threats.
NATO is a multinational organization that was formed as a mutual security pact between Western Europe and North America. It collaborates on cyber defense strategies to build collective cybersecurity.
WHO (World Health Organization) is another multinational organization that plays a role in building collective cybersecurity by monitoring global cyber threats. It works to identify and respond to cyber threats that can have a global impact on public health and safety.