Which two prerequisites must be met before the Cloud onRamp for IaaS is initiated on vManage to expand to the AWS cloud? (Choose two.)

Which two prerequisites must be met before the Cloud onRamp for IaaS is initiated on vManage to expand to the AWS cloud? (Choose two.)

A. Attach an OSPF feature template to the AWS cloud Edge router template. B. Attach the ג€AmazonCreateVPCג€ and ג€AmazonProvisionEC2ג€ permission policy to the IAM account. C. Subscribe to the SD-WAN Edge router AMI in the AWS account. D. Attach a device template to the cloud WAN Edge router to be deployed in the AWS. E. Preprovision the transit VPC in the AWS region.