A. Check that the NACL is attached to the logging service subnet to allow communications to and from the NLB subnets. Check that the NACL is attached to the NLB subnet to allow communications to and from the logging service subnets running on EC2 instances.
B. Check that the NACL is attached to the logging service subnets to allow communications to and from the interface endpoint subnets. Check that the NACL is attached to the interface endpoint subnet to allow communications to and from the logging service subnets running on EC2 instances.
C. Check the security group for the logging service running on the EC2 instances to ensure it allows ingress from the NLB subnets.
D. Check the security group for the logging service running on the EC2 instances to ensure it allows ingress from the clients.
E. Check the security group for the NLB to ensure it allows ingress from the interface endpoint subnets.
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