For the heterogeneous virtualization feature of Huawei storage, after the target storage completes the heterogeneous takeover of the source storage LUN, the description of the write IO which is correct?
A . Write IO only needs to write target storage
B . Write IO only needs to write source storage
C . Write IO needs to write source storage and target storage
D . You can set the write IO to only write the target storage through the configuration command.
Answer: C