Answer:
bcz they did not reach Europe until after the 15th century
Explanation:
I think the correct answer from the choices listed above is option D. Technological methods used to prove that plate tectonics occur include <span>ocean floor mapping and earthquake tracking. Hope this answers the question. Have a nice day.</span>
In 1914, Archduke Franz Ferdinand of Austria and his wife Sophie are shot to death by a Bosnian Serb nationalist during an official visit to the Bosnian capital of Sarajevo. The killings sparked a chain of events that led to the outbreak of World War I by early August.
Source: www.history.com