The speech supports Susan B's argument by; Choice D; It proves that all citizens of the U.S. are given the same rights.
<h3>What supports Susan's argument?</h3>
And we formed it, not to give the blessings of liberty, but to secure them; not to the half of ourselves and the half of our posterity, but to the whole people women as well as men.
It follows from the textual evidence above that the constitution was constructed by all and sundry and hence, proves that all citizens are given equal rights.
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It is true
it wants my to put 20 characters so here's this