An x445 can withstand up to two failed memory chips per memory bank. In addition， the customer requires protection for a third memory chip failure on that bank.  Which EXA feature will provide this extra level of protection？（）

A.Memory mirroring and hot swap memory
B.Memory mirroring and hot spare memory
C.Four way memory interleaving and chipkill
D.Four way memory interleaving and memory mirroring

A.The DIMMs used for 2-way interleaving are double the width of DIMM used in 4-way interleaving.
B.The DIMMs used for 2-way interleaving are 64-bit wide and data bits are accessed both on the rising edge and falling edge of the clock cycle.
C.The DIMMs used for 2-way interleaving are 32-bit wide and data bits are accessed both on the rising edge and falling edge of the clock cycle.
D.The DIMMs used for 2-way interleaving are double the width and data bits are accessed both on the rising edge and falling edge of the clock cycle.

A.Install four NICs and configure load balancing adapter teaming.
B.Install four NICs and configure adapter failover teaming.
C.Install seven NICs and configure load balancing adapter teaming.
D.Install one extra NIC to team with the internal adapter and configure failover teaming.