What is the best description of a hot continuity site?

A.
A hot continuity site is a continuity facility that has been identified but does not have any equipment installed.
B.
A hot continuity site is a facility that is immediately available to be used without disruption to the customer.
C.
A hot continuity site is required in frigid climates if equipment is sensitive to cold.
D.
A hot continuity site is a secondary location where a quick transfer can occur with minimal disruption to the
customer.