The Uros people have adapted to the geography of Lake Titicaca, much like the Incas, by making islands out of reeds. The correct option among all the options that are given in the question is the fourth or the last option. The Uros people had created forty two self made floating islands out of dried bundles of dried totora weeds.
I think it is indoor plumbing
Answer:
New weapons produced during the Industrial Revolution in the late 1800s heightened existing tensions among European nations as countries strove to outpace their enemies technologically. This armaments race accelerated in the decade before 1914 as the Triple Alliance of Germany, Austria-Hungary, and Italy squared off against the Triple Entente of France, Russia, and Britain. Germany’s fears of increases in Russian armaments, and British fears of the German naval buildup, contributed heavily to the outbreak and spread of the First World War in 1914.
Explanation: