Which inference about the United States is best supported by the passage below (paragraphs 2-3)?

America likes to think of itself as a strong and stalwart and expanding Nation. It identifies itself gladly with the products of its own hands. We
frequently point with pride and with confidence to the products of our great free enterprise system-management and labor.
These are and these should be a source of pride to every American. They are certainly the source of American strength. They are truly the fountainhead of American wealth. They are actually a part of America's soul.

A America's pride in its accomplishments has, at times, led to arrogance.

B. America's focus on manufacturing has sometimes been a detriment to other sectors.

C. The nation's wealth is a result of
its shrewd business practices and its singular diligence.

D. The United States' patriotism is justifiable in light of its hard-won commercial success.