What nation started world war i, and what two nations escalated the conflict?

Some european explorers sailed west looking for the passage to india

The principle that the geoglical processes that we see today have occurred through out earths history is called

Fallon is on her way to work when she sees a little boy, who is crying and apparently lost. seeing the crying boy makes fallon very uncomfortable and upset. to reduce these negative feelings, fallon stops to the boy find his parents. which theory best explains fallon's behavior?