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Sign in to the AWS Management Console with Account A.
Open the AWS CloudFormation console at https://console.aws.amazon.com/cloudformation.
Create a new stack by using one of the following options:
Choose Create Stack This is the only option if you have a currently running stack.
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Choose Create Stack on the Stacks page. This option is visible only if you have no running stacks.
Select With new resources (standard) Option
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