Amajor role for executive departments is

Answer : Option C) Protecting the public welfare.

Explanation : The major role for the executive department is to protect public welfare. As the department includes President, Vice-president,cabinet ministers which are usually heads of federal agencies. The major role of the whole department is in protecting the public welfare and providing easy and hassle free support to the public.

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:

"they had a large area of land that they owned."