First of all iambic pentameter is lyrical in nature and flows very easily making it easy to remember also its was a convention at the time within poetry (see Shakespear's sonnets) as well as plays. it is also less awkward then basis prose and sounds better this why many rap artist use this system today, remembering that Shakespeare in his day was not particularly highbrow it makes sense why he chose to use iambic pentameter.
I don't understand, what are the topic choices, are there any to begin with?
The answer is Line 4
Answer: ^^
In Dead Poets Society, the teacher Keating is all about Carpe Diem (seizing the day, or just going for it). He encourages his students to live life on their own terms, and question what they have been fed as the truth. With this in mind, Knox gathers the courage to pursue a the girlfriend of a football player (a football player is at the top of the social hierarchy in an American high school/prep school, and the fact that she was dating the athlete placed her out of Knox's league).