Which two statements about placement groups are correct? (Choose two.)
A. A placement group can span multiple VPCs.
B. A placement group can span multiple Availability Zones.
C. You cannot merge placement groups.
D. It is best to use the same instance types in a placement group.
A. A placement group can span multiple VPCs.
B. A placement group can span multiple Availability Zones.
C. You cannot merge placement groups.
D. It is best to use the same instance types in a placement group.