I’m pretty sure it was Benjamin Franklin.
"Arsenal of democracy" term President Roosevelt use to describe the combined federal and civilian production of liberty ships, planes, weapons, and supplies needed by the military to fight World War II.
<u>Option: </u>A
<u>Explanation:</u>
An expression was populated by the President Franklin D. Roosevelt to characterize the United States as it sought public support during the Second World War to send military assistance to countries struggling against the Axis powers like Germany, Italy and Japan, and others is known as Arsenal of Democracy.
The FDR address was an appeal to arm and assist the Allies in Europe and, to a lesser degree, to arm and sustain the Republic of China in the fight against Nazi Germany and Imperial Japan at large.
because they used them for jobs and relied on them to operate
