What is the correct use case for Aruba Instant On 1930 Series switches?

What is the correct use case for Aruba Instant On 1930 Series switches?
A . Small customer environments with fewer than 100 employees
B . Datacenter out-of-band management networks
C . Large branch offices within an Aruba Edge Service Platform (ESP) solution
D . Small branch offices within an Aruba Edge Service Platform (ESP) solution

Answer: B