Which TWO of the following are required to use the hot-swap memory feature of the x445 while being operating system independent？（）

• A、Memory Mirroring must be enabled in the BIOS.
• B、Redundant bit steering must be enabled in the BIOS.
• C、DIMMs must be the same size and speed as the DIMMs being replaced.
• D、Memory Mirroring must be enabled in the operating system.
• E、DIMMs can be of same size or larger or same speed or faster.