All living things needs to obtan and use material and energy. This is called .. A. Homeostasis
B. Metabolism
C. Responding to stimuli
D. Development

answer: the answer is b

explanation: i just took this quiz last week

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:

i would also go with d hope u get it right