An engineer at a global enterprise organization must ensure that a mesh deployment has the highest number of channels available to the backhaul, regardless of r...

An engineer at a global enterprise organization must ensure that a mesh deployment has the highest number of channels available to the backhaul, regardless of region deployed. Which design meets this requirement?

A. redundant controllers in the least restrictive regulatory domain B. redundant controllers in the most restrictive regulatory domain C. one controller per continent D. one controller per country code