It's most likely D, or discipline.
According to Google, the definition for discipline is:
<em>The practice of training people to obey rules or a code of behavior, using punishment to correct disobedience.</em>
<em />
Lukas has rules that everyone must obey, and that he takes strict action when they violate the rule.
Answer: It would be Poseidon if I am not wrong. POSEIDON'S REVENGE That's how I can tell.
This is a sentence, it is complete.
i think its "Its irony helps the reader understand that such an idea is not acceptable and isn't meant to be taken seriously."
