Answer is D.
Germany out of those 4 countries had the most dramatic territorial changes during that time period.
D) All had civilizations that were centered along major rivers. HOPE IT HELP PLAESE GIVE BRIANIEST XD
Answer:
C. limit their protectionism policies.
Well all living organisms require oxygen to survive, and all bodies of water on this planet are usually heavily oxygenated, which im guessing is where the underwater plants get all their nutrients from. hope this helps!