The Red Guards carried out the Cultural Revolution by 1. protecting old customs against new reforms.
2. persecuting intellectuals and government officials.
3. freeing thousands of people from reeducation camps.
4. recruiting supporters of capitalistic policies.

- THE ANSWER IS THE SECOND CHOICE.

world war i began in 1914, after the assassination of archduke franz ferdinand, and lasted until 1918. during the conflict, germany, austria-hungary, bulgaria and the ottoman empire (the central powers) fought against great britain, france, russia, italy, romania, japan and the united states (the allied powers). to new military technologies and the horrors of trench warfare, world war i saw unprecedented levels of carnage and destruction. by the time the war was over and the allied powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.

explanation:

he is known for discovering   the fossil of a female hominin australopithecine   known as "lucy" in the afar triangle region of hadar, ethiopia.

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