What is the essential purpose of a logical server?

A.
Server profile within the virtual Connect Domain Group that owns the configuration information
B.
A server profile that can be freely moved across physical and virtual machines
C.
A server profile that has been imported in HP Infrastructure Orchestration
D.
A server profile that is contained within a logical store
Explanation:
http://h18013.www1.hp.com/products/servers/management/4AA1-8675ENW.pdf(page
5, The logical server)