Alan must give a speech explaining a process. Which topic is his best choice?

The Production Code _____________________

A) demonstrates how Hollywood business interests had an uncomfortable relationship with the Catholic Church, largely because of the Pope's attempt to stifle content. B) demonstrates how Jewish interests dictated the ideological content of Hollywood's films C) was an example of how government censors influenced the content of Hollywood films D) was a tool Hollywood producers used to ensure the world wide marketability of their films

A speaker who demonstrates "How to tune a guitar" is demonstrating

a. how something is done b. how something happens c. how something works d. how something is made