Define Novice, Apprentice, Master, and Mentor.

Novice means a person new to or inexperienced in a field or situation.

Apperentice means a person who is learning a trade from a skilled employer, having agreed to work for a fixed period at low wages.

Master means a man who has people working for him, especially servants or slaves.

Mentor means an experienced and trusted adviser.

Explanation:

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:

a drastic rise in oil prices ended decades of postwar.