The correct answer is C. by stating that America should be free of unemployment and that all Americans should have a happy and peaceful life
Explanation
Harding's text expresses the idea of progress for the United States by calling on society to contribute to this purpose by saying "Common welfare is the goal of our national endeavor." He further specifies one of the important points to achieve progress by saying that "We ought to find a way to guard against the perils and penalties of unemployment" to avoid poverty. Finally, it highlights that all efforts are aimed at achieving common welfare characterized by "We want an America of homes, illumined with hope and happiness, where mothers, freed from the necessity for long hours of toil beyond their own doors, May presides as befits the hearthstone of American citizenship. " According to the above, it can be inferred that Harding's message uses as main arguments the theme of wealth, unemployment and happiness to support his position on the common welfare. So the correct answer is C.
