Which of the following accurately describes the American reaction to the concept of Nationalism prior to World War I?

A. Americans were mostly indifferent to Nationalism and did not see it as particularly important.
B. Americans embraced Nationalism as a means to promote global cooperation and unity.
C. Americans were deeply divided in their opinions about Nationalism, with some viewing it positively and others negatively.
D. Americans were generally skeptical of Nationalism and saw it as potentially dangerous or divisive.