You execute the RMAN commands:
RMAN> CONFIGURE DEFAULT DEVICE TYPE TO disk;
RMAN> CONFIGURE DEVICE TYPE sbt PARALLELISM 2;
RMAN> BACKUP DATABASE;
Which two statements are true? (Choose two.)
A. One channel is allocated.
B. Two channels are allocated.
C. The backup set is created in parallel in two locations.
D. The backup set is created in parallel only in one location.
E. The backup set is created serially in only one location.