Which of the following describe glands? Check all that apply.
a structure that secretes substances through
a duct
a thin layer that separates or connects
structures inside the body
a structure that secretes hormones into the
bloodstream
a structure usually made from connective and
epithelial cells

peace keepers

idealism to be spread

riches kept

the correct answer is to reduce tax

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:

the correct answer is 50.