What does London most want to accomplish by writing "Four Horses and a Sailor"?
O to prove to his doubters that he was capable of success
O to inform others about transportation modes of the time
O to educate the reader on the finer points of horsemanship and marriage
to entertain the reader while expressing his ideas on learning and
adversity

a. the scene is structured as a dialogue between two characters in their own informal language.

i would say that these are the two thesis statements best for a literary analysis essay on recurring themes in shakespeare's romeo and juliet:

1.  in romeo and juliet, shakespeare demonstrates that love comes in a variety of forms, be it romantic, familial, or between friends.

2.  shakespeare explores the struggle for identity through the character of juliet in his play romeo and juliet.

the other theses aren't reoccurring in this play. 

explanation:

huck's relationship with food is a prominent theme throughout the novel, and during his time on jackson's island and working his way down river, huck revels in and enjoys his ad hoc dining. in the first chapter, we observe huck is ironically trapped in a "civilized" world, when he would prefer to live freely in nature.