What is a function of HP Intelligent Resilient Framework (IRF)?

A.
to offer an architecture that enables customers to support emerging enterprise core or data
center requirements

B.
to enable flexible deployment options for new switch services

C.
to improve performance and availability at the switch level

D.
to maximize energy efficiency to drive down operational expenses

Explanation:

Reference:
http://h17007.www1.hp.com/docs/reports/irf.pdf (second paragraph, page 1)