Answer:
No Promises
Explanation:
Union Organizing - No TIPS rule has four derivatives;
No Threats - Here it is not expected from managers to threaten a firm will shut down. They cannot do such.
No Interrogations - In no interrogations, managers can't ask an employee about a union that is forming.
No Promises - Here managers can't promise employees pay or benefits rewards if they vote against union authorization.
No Spying - Here managers can't plant spies in union organizing meetings.
The act of Aaron influencing the outcome of the election by inducing Derick is a violation of no promises in the NO TIP rules for what management can do.