What best describes the federalist arangement of the late 1930s?

Along narrative poem about the heroic figure is

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more. b-it made cross-country travel too expensive for ordinary americans. c-it decreased the safety of americans who moved to settle the plains. d-it shortened travel time between the east and west for all americans.

Mens rea is a latin term that means guilty mind and refers to the concept of whether or not a person intended to commit a crime. why is mens rea considered a key component in many types of crimes?