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.

1. describe events that explain the border differences between these maps. use information from the maps and the lesson in your response. use complete sentences. 2.besides land, what did the united states gain from expansion? use information from the maps and the lesson in your response. use complete sentences. 3. people disagree whether the united states should have gone to war against mexico. should the united states have declared war? consider information from the lesson and maps to explain your claim with at least two reasons. the united states _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ because _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _. a second reason is _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _. 4. reporter mcquill mentions your claim will be stronger if you respond well to someone who disagrees with you. use this framework to challenge a counterclaim. even though some people think that _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.

Explain the importance of president harry truman's order to integrate the u.s. military and the federal government.

Which distinctive feature of the notre dame cathedral allowed it to accommodate its large stained glass windows? a. its barrel vaults b. its flying buttresses c. its quadrant arches d.its square bays