On the development database rac0, there are six raw devices: /dev/raw/raw1 through
/dev/raw/raw6. /dev/raw/raw1 and /dev/raw/raw2 are 8GB each, and the rest are 6GB each.
An existing disk group +DATA1, of NORMAL REDUNDANCY, uses /dev/raw/raw1 and
/dev/raw/raw2.
Which series of the following commands will drop one of the failure groups for +DATA1,
create a new disk group +DATA2 using two of the remaining four raw devices, and then
cancel the drop operation from +DATA1?
Answer: A