Respuesta :
The primary purpose of President Dwight Eisenhower to sign a bill creating a national interstate highway is that he has foreseen the rapidly increasing growth of the car industry. Majority of the American families have cars and these highway is very significant in transportation and commercial industries.
Answer:
D) to provide the means to transport military aid more quickly in the event of a national military crisis
Explanation:
It is widely believed that President Eisenhower signed the "National Interstate and Defense Highways Act" into law in 1956 to provide the means to transport military aid more quickly in the event of a national military crisis. This is not the ONLY reason he signed the bill into law, but it did have an enormous impact in the bill's drafting and passage. Remember: during the Cold War things were very complicated.