How can you apply more than 100 rules to an Amazon EC2-Classic?

How can you apply more than 100 rules to an Amazon EC2-Classic?
A . By adding more security groups
B . You need to create a default security group specifying your required rules if you need to use more than 100 rules per security group.
C . By default the Amazon EC2 security groups support 500 rules.
D . You can’t add more than 100 rules to security groups for an Amazon EC2 instance.

Answer: D

Explanation:

In EC2-Classic, you can associate an instance with up to 500 security groups and add up to 100 rules to a security group.

Reference: http://docs.amazonwebservices.com/AWSEC2/latest/UserGuide/using-network-security.html