Susanne,a Secretary,has Come in Late to Work Every Day for the Past

Susanne,a secretary,has come in late to work every day for the past month.Ed,her boss,has covered the phones,made his own coffee,and been trapped with unexpected early morning visitors.Susanne gets more late every week.He said nothing until last week's sarcastic comment,"Alarm clock broken again?" Susanne had laughed and patted him on the cheek as she sauntered in.Ed went to HR and learned the "red hot stove" discipline technique.Next time Susanne walks in late,he plans to fire her.Do you approve of Ed's plan?

A) Yes.It is consistent with the rules of the company.
B) No.If he has done nothing so far,this is not expected.
C) No.Firing is not a powerful action.
D) Yes.Extinction works well in this type of situation.
E) Yes.This negative reinforcement should solve the problem.