Answer:
#2
Explanation:
They are both necessary for organisms to survive
Answer:
World War I Germany's unfettered submarine warfare against American ships during World War I provoked the U.S. into abandoning the neutrality it had upheld for so many years. The country's resultant participation in World War I against the Central Powers marked its first major departure from isolationist policy.
America : Woodrow Wilson
Germany : Friedrich Ebert
great Britain : David Lloyd George