When Douglas says America is false to the past false to the present and solemnly binds herself to the future hes most clearly using the rhetorical technique of?

Douglas is employing parallelism in his statement, as he repeats the structure of "false to the past," "false to the present," and "solemnly binds herself to the future." This technique emphasizes the continuity of America's failures across time, highlighting a moral inconsistency in the nation's values and actions. The repetition strengthens his argument by creating a rhythm that underscores the gravity of America's broken promises, making it more impactful for the audience.