How does the authors purpose affect his or her rhetorical choices

What reasons does the speaker provide to support his viewpoint or claim in what to the slave is the fourth of july i read to speech and but i just don't fully understand the question i just want to make sure i get it right so to explain that the question is asking me to do. and you!

Which historical events have affected the meals you consume? check all that apply. columbus brought sugar cane to the new world in the late 15th century. italian immigrants brought pizza to the united states in the early 1900s. tacos were first eaten in the silver mines of mexico during the 1700s. sugar cane spread throughout the muslim world, and methods were developed to refine it. immigrants introduced chinese food to san francisco in the mid-1800s. people from the middle east created the modern version of roasting coffee in the 13th century.

How can the rebuttal best address the counterclaim? the rebuttal should include examples of jobs that are available to students and the problems associated with those jobs. the rebuttal should acknowledge that school remains a priority and discuss the benefits of a balance between school and work. the rebuttal should address the need for a discussion on the matter by restating both points before reaching a conclusion. the rebuttal should state a logical explanation for both opinions before granting credibility to the need for school to remain a priority.