A large Oil company is using AWS Organizations for managing multiple AWS accounts across various departments. To have Cloud Infrastructure cost under control, the Accounts head is looking for a detailed usage report for all accounts within an AWS Organization. You have created an AWS Cost & Usage Report for all member accounts in AWS Organization. Which of the following will be required to get AWS Cost & Usage Reports for all accounts in an AWS Organization?

Answer options:

A.Request Management account owner to share Cost & usage report from specified S3 bucket in management account.
B.Request Management account owner to share Cost & usage report from specified S3 bucket in each member account. 
C.Request Member account owner to share Cost & usage report from specified S3 bucket in management account.
D.Request Member account owner to share Cost & usage report from specified S3 bucket in each member account.

Correct Answer: A
AWS Cost & Usage reports gets save in the S3 Bucket of management account. In case of consolidated billing in AWS Organization, reports are only available to Management account & not to any member accounts.
Option B is incorrect as Cost & Usage reports are saved in the S3 bucket belonging to the Management account & not of the S3 bucket of each member account.
Option C is incorrect as Only the Management account can share Cost & Usage reports to all member accounts in an organization.
Option D is incorrect as the Member account can not share Cost & Usage reports to other member accounts in an organization. 
For more information on getting AWS Cost & Usage reports for AWS Organization, refer to the following URL-
https://docs.aws.amazon.com/awsaccountbilling/latest/aboutv2/billing-reports-costusage.html