Answer:
Correct order is B, A, C, D
Explanation:
World War One began in 1914 but US did not join the war until 1917. It had significant impact on the war as it tipped the balance of war in the favour of the Allies.
Germany was the first country to introduce unrestricted submarine warfare in early 1915. The area around British Isles was declared a war zone by Germany. It was when Germans sank the USS Lusitania in 1915 that killed 1198 passengers, US government send a note to the German government demanding to stop the attacks.
Zimmerman telegram was intercepted and Deciphered by British intelligence in January 1917, it instructed the German ambassador to Mexico to aid Mexico if it agreed to be a German ally in any US-German conflict. After this US officially declared war on Germany.
The fourteen points was the statement of principles for peace that was to be use for peace negotiations to end the first world war. He outlines the principle while delivering a speech on peace terms and war aims to the congress on January 8,1918.
He ordered them to invade Mexico in order to catch Pancha Villa, who had attacked a US city and killed soldiers and civilians. At the end, they never actually caught him.
Answer:
The difference between transverse and longitudinal waves is the direction in which the waves shake. If the wave shakes perpendicular to the movement direction, it's a transverse wave, if it shakes in the movement direction, then it's a longitudinal wave. ... Waves are generated by the vibration of matter.
