What is an advantage of deploying an application across multiple Availability Zones?

What is an advantage of deploying an application across multiple Availability Zones?
A . There is a lower risk of service failure if a natural disaster causes a service disruption in a given AWS Region
B . The application will have higher availability because it can withstand a service disruption in one Availability Zone
C . There will be better coverage as Availability Zones are geographical^ distant and can serve a wider area
D . There will be decreased application latency that will improve the user experience

Answer: B