Our unity as a nation is sustained by free communication of thought and by easy transportation of people and goods. The ceaseless flow of information throughout the Republic is matched by individual and commercial movement over a vast system of inter-connected highways criss-crossing the Country and joining at our national borders with friendly neighbors to the north and south. Together, the uniting forces of our communication and transportation systems are dynamic elements in the very name we bear—United States. Without them, we would be a mere alliance of many separate parts. What is the MAIN way Eisenhower tries to persuade his audience in the passage?

He appeals to fear by emphasizing economic risks.

He connects the issue at hand to larger national values.

He stresses the effects of domestic decisions on international relations.

He emphasizes the past contributions citizens have made to an important cause.