Answer: They supplied Great Britain with money and weapons.
Explanation:
Britain, led by Winston Churchill, was the first to point out the danger that came from Germany before the war began. And if Britain appeared to be the lone President Roosevelt, he provided considerable help to the British.
First and foremost, this assistance consisted of financial support. Also, the US government has assisted the British with significant amounts of weapons, ammunition and aircraft.
The answer would be B because a nation must be politically stable for the trade to be successful. If the Nation is unstable there is a higher chance that the trade will fail.