Which procedure for backing up a relational database on EC2 that is using a set of RAlDed EBS volumes for storage minimizes the time during which the database cannot be written to and results in a consistent backup?
A. 1. Detach EBS volumes, 2. Start EBS snapshot of volumes, 3. Re-attach EBS volumes
B. 1. Stop the EC2 Instance. 2. Snapshot the EBS volumes
C. 1. Suspend disk I/O, 2. Create an image of the EC2 Instance, 3. Resume disk I/O
D. 1. Suspend disk I/O, 2. Start EBS snapshot of volumes, 3. Resume disk I/O
E. 1. Suspend disk I/O, 2. Start EBS snapshot of volumes, 3. Wait for snapshots to complete, 4. Resume disk I/O
Answer: B. 1. Stop the EC2 Instance. 2. Snapshot the EBS volumes
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