The correct answer is A. It established the cash-and-carry policy for warring nations.
Step-by-step explanation
During World War II (1939 - 1945) the United States remained only two months as a neutral country until President Franklin D. Roosevelt signed the Cash-and-Carry law that modified neutrality and allowed the sale of American products to Countries at war, this law imposed the condition that the buyer pay in cash and carry the products. This law allowed countries such as Britain or France that belong to the allies to access weapons to fight the expansionism of Nazi Germany and other countries that belonged to the axis. So, the correct answer is A. It established the cash-and-carry policy for warring nations.