Question

i will not give up. i will not back down. i will keep fighting. (rhetorical device) analogy juxtaposition repetition direct address

Explanation:

The sentence "I will not give up. I will not back down. I will keep fighting." uses the rhetorical device of Repetition, as the structure "I will not..." and the emphasis on determination are repeated for effect. Among the options (Analogy, Juxtaposition, Direct Address, Repetition), Repetition matches because it involves repeating phrases for emphasis.

Answer:

Repetition