$4.$

Select the scenario in which a decision argument could be most helpful:

A commercial real estate executive is writing a memo about the strengths and weaknesses of the firm's marketing program.

The U$.$S$.$ postal service faces an uncertain future. A postal official addresses an in$-$house meeting about adapting the organization for the $21$st century.

A manager is presenting to a group of other senior technicians and product specialists. Her topic is the repeated failure of a part in one of the machines the company manufactures.