Answer:
d) How did the Treaty of Versailles contribute to German nationalism and militarism before World War II?
Step-by-step explanation:
a) Which individuals in Germany caused World War II?
This is to obvious and would lead to an extremely short paper.
b) How did events in history contribute to the beginning of World War II?
This is essentially the question you were asked to answer. The says
nothing about what contributed to the beginning of World War II.
c) Did specific world events, such as the Treaty of Versailles, contribute to the beginning of World War II?
This is better, but it is unclear. What specific events. Treaty of
Versailles
is only one event and does not encapsulate the full story. Also you
were
asked "Which is a more effective" which is why it is d.
d) How did the Treaty of Versailles contribute to German nationalism and militarism before World War II?
This clearly states what led to the the beginning of the world war. It is
much more effective than the other options.