What is not an advantage to giving a multimedia presentation?

What point is the author trying to make by comparing the travel times of the first transcontinental railroad and the first transcontinental flight?

What is missing from the data dump outline for this body paragraph? a.provide 3rd example-data b.explain all data-warrant c.claim

Read the following sentence from excerpt of the narrative of the live of frederick douglass and define the bolded word: "why master was so careful of her, may be safely let to conjecture." question 10 options: a) prayer or hope b) guesswork or speculation c) relief or ease d) disapproval or disappointment