Which best describes a development that improved railroad safety? Railroads adopted standard time to coordinate schedules.
Railroads offered fold-down beds so that people could sleep more comfortably.
Companies standardized track technology so that they could use each other's tracks.
O Companies replaced hand-operated brakes with air brakes on trains.

The __ spread troughout southern africa below the equator during the classical era. a. assyrian empire b. bantu peoples c. axum civilization d. nubian civilization

Who were the only people that were not allowed to be a citizen in the roman empire

Han put the last box into the back of his car and turned to look up at his dorm room. he saw himself through the window, laughing with his roommates and sharing his hopes and dreams. he saw all of the hours spent studying and the celebrations at the end of each semester. he smiled fondly as he turned away, got into his car, and drove off. which literary element does the passage contain?