A Cloud Practitioner Must Determine If Any Security Groups in an AWS

Multiple Choice

A Cloud Practitioner must determine if any security groups in an AWS account have been provisioned to allow unrestricted access for specific ports. What is the SIMPLEST way to do this?

A) Review the inbound rules for each security group in the Amazon EC2 management console to check for port 0.0.0.0/0.
B) Run AWS Trusted Advisor and review the findings.
C) Open the AWS IAM console and check the inbound rule filters for open access.
D) In AWS Config, create a custom rule that invokes an AWS Lambda function to review rules for inbound access.