What event finally caused the u. s. to enter world war i?

Plz which of the following statements about life in europe during the middle ages is not accurate. a. by the middle ages the only unifying factor in europe was christianity. b. most people lived in rural areas and worked on farms. c. priest, monks and church officials were virtually the only people in europe who could read and write d. most people lived in cities or towns and worked as skilled artis most people lived in cities or towns and worked as skilled artisans.

Legally, the decision to try a child (age 13 - 17) as an adult is mostly based upon which of these? a) the severity of the crime b) the influence of the family c) the number of past offenses d) the grades of the accused child e

Brainliesttt !me : ) -what is invisible warfare?