Which contributed to the defeat of the Axis powers?

Japanese inability to match war production of the Allies

British destruction of the German Luftwaffe in the Battle of Britain

Italy's failed quest to take colonial territory in British North Africa

French patriotic resistance movement against German occupation

Question

Which contributed to the defeat of the Axis powers?
		
Japanese inability to match war production of the Allies
		
British destruction of the German Luftwaffe in the Battle of Britain
		
Italy's failed quest to take colonial territory in British North Africa

		
French patriotic resistance movement against German occupation

anonymous · Answer

I feel that the answer would be A, the first one, but I am not 100% confident.