What is an appropriate use case for pursuing an Aruba Instant On opportunity?

What is an appropriate use case for pursuing an Aruba Instant On opportunity?
A . A financial institution has dozens of branches that need to connect to cloud services and
data center services securely.
B . A dentist office wants to provide wireless access for employees and guests, while maintaining high security.
C . A retailer has hundreds of stores, each of which needs to connect just two to five devices to a main headquarters.
D . A software development company with about 300 employees wants to Improve wireless network performance and simplify management.

Answer: B