Which two statements about heating and cooling design are correct?

Which two statements about heating and cooling design are correct? (Choose two.)
A. All devices in a rack should be installed so that the port panels are on the same regardless of the air flow direction.
B. All devices in a rack should be installed so that the air flow is in the same direction regardless of the port panel location.
C. In the hot-aisle/cold-aisle design, air enters through vents in the hot-aisle and exists through cold-aisle vents.
D. The hot-aisle/cold-aisle design maximizes the cooling potential of the air conditioning system.

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