I say its...
Traveling toward the west, the caravan made slow but steady progress.
Hope it helped :)
Answer:
Most likely Dussel (without context, this one makes the most sense).
Explanation:
Your going to late for something (school,work etc.) And you have to hurry to get there in a restricted amount of time or you die
I’m not sure what portion you’re referring to, but I would say that he uses the rhetorical device of repetition most effectively, as he repeats “I have a dream”.