The short-run aggregate supply curve would be vertical if (A) nominal wages adjust immediately to changes in the price level
(B) nominal wages adjust slowly when there is unemployment
(C) both nominal wages and prices adjust slowly to changes in aggregate demand
(D) the spending multiplier is very low
(E) investment demand is very responsive to
changes in interest rates

The answer might be c

Iwould suggest the myers-briggs type indicator because the railroad unions are looking for which are focused introverts. the mbti was designed to provide a lot of information about what a person likes and what their personality based on the four-dimension scale. also for an employer it has been extremely to predict how an employee would act in a professional setting. this is what the railroad unions are looking for. they want the railroad workers to be focused and skillful to ensure the safety of everyone around them. but the other assessments don't match the criteria for the unions. like the measure disorder, emotions and self-esteem while the rorschach and tat tests are both projective tests that mainly measure someone’s personality. also, because this job is not easy, it is vital to make sure the employers are hiring the right people for the job.

How are we suppose to know this

You should ease the seat belt back slightly and slowly