Can someone tell me of thomas jeffersons accomplishments and how they impacted the govt?

In his speech how does kennedy build his claim that the united states will defend freedom in its hour of maximum emergency? a. by arguing that the u. s. must enforce international law across the world since the united states is the lone superpower in the worldb. by demonstrating that the poverty which many people suffer from is an obstacle to true freedom  c. by stating that the u. s. will play an active role in fighting groups that are opposed to freedom, and by supporting groups that are fighting for freedom  d. by demanding that the adversaries of the united states be more willing to negotiate, or else there will be war

List two inventions that were invented in the united states before the american civil war

How could a works-cited list a reader determine whether to believe the claims you make in an essay? a. by synthesizing your conclusions into a simple objective summary o b. by proving that your claims are supported with credible evidence ) c. by allowing you to make claims without quoting other writers o d. by providing a clear organizational structure to your essay