What does the following command do with respect to the Amazon EC2 security groups?
ec2-revoke RevokeSecurityGroupIngress
A.
Removes one or more security groups from a rule.
B.
Removes one or more security groups from an Amazon EC2 instance.
C.
Removes one or more rules from a security group.
D.
Removes a security group from our account.
C, removes one or more rules from a security group
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