Ever since the beginning of the 20th century, the world has seen far more superior social and cultural developments in the fields like technology, innovation, and humanity at large in comparison to the ones before this period.
<h3>What are social and cultural developments?</h3>
Social developments were seen in the world like the decline of gender and racial discrimination and rise of secularism in the country. Spread of religion also took place in the Asian countries at large.
Cultural developments were seen in the best of the forms during the 20th century, as the events like World War led to technological advancements in the society worldwide.
Hence, it can be stated that the social and cultural developments as aforementioned took place in the world since 1900.
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Answer:
Imperialism - Nations competed for more land, colonies and raw materials. Great Britain and Germany competed industrially, which led to these nations needing more raw materials. Also, Austria-Hungary controlling the Slavic land of Bosnia, which Serbia believed belonged to them.
Nationalism - Nationalism was very strong in both Germany and France. Germany controlled the territory known as Alsace-Lorraine, which they gained from France after the Franco-Prussian War. France wanted that land back.
Alliances - Secret alliances were formed prior to the outbreak of the war. After the Assassination of Franz Ferdinand the Archduke of Austria-Hungary the alliance systems went into effect leading to many nations protecting one another (i.e. Russia protecting Serbia from Austria-Hungary).
The answer is D. 12 cm, because in order to find the area of a parallelogram you need the formula A = (b)(h), which is base times height. So 20cm x 12cm equals 240cm^2 :)
