What would a father feel after he learned the man charged with killing people was being let free and justice was not served?\nOptions:\n- revenge\n- anguish\n- remorse\n- retaliation\n- going to jail
Let's think step by step below.
retaliation
Retaliation is the action of returning a military attack, or counterattack.

A father would feel retaliation after he learned the man charged with killing people was being let free and justice was not served.

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Final answer: retaliation