Which Amazon Elastic Compute Cloud feature can you quer…

Which Amazon Elastic Compute Cloud feature can you query from within the instance to access instance
properties?

A.
Instance user data

B.
Resource tags

C.
Instance metadata

D.
Amazon Machine Image

Explanation:
Although you can only access instance metadata and user data from within the instance itself, the data is not
protected by cryptographic methods.
http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-metadata.html#instancedata-dataretrieval