Sales manager: The highest priority should be given to the needs of the sales department, because without successful sales the company as a whole would fail.
Sales Mgr Conclusion
The sales department should get the highest priority.
Sales Mgr Evidence (because)
Successful sales are necessary for the company's success.
Shipping Mgr's Response
Several other departments are also necessary for the company to succeed.
But you can't give the highest priority to all of them; that's impossible.
Evaluate
Does this response feel like any of the Big 3 method moves (analogies, faulty implications, or alternatives)?
Yes! This is basically showing the faulty implications of the Sales Manager's logic.
He is thinking, .
She is pointing out that by that logic, since several departments are necessary for success (the company would fail without them), that would mean that each of those several departments should be the highest priority of all.
But naturally that's impossible. You can't give multiple things higher priority than all the others. There's only room for one at #1.
So the shipping mgr has shows that if we were to follow the sales mgr's logic, it would lead us to an impossible outcome.
Goal
Let's look for an answer that sounds like, .