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Your company is implementing a new data processing solution using AWS Glue and Amazon EMR. You need to ensure that the EMR cluster has the necessary permissions to access data from Amazon S3. Which of the following steps should you take to achieve this?
A
Create an IAM role with full access to all S3 buckets and assign it to the EMR cluster.
B
Create an IAM role with the minimum required permissions for the EMR cluster to access the specific S3 buckets containing the data, and assign it to the EMR cluster.
C
Modify the S3 bucket policy to allow access from the EMR service.
D
Use the root account credentials to configure the EMR cluster to access the S3 data.