Which of the following issues was addressed by the Dred Scott case?
A. whether or not slaves could be considered citizens
B. wether or not a state could remove criminals from other states to face trial
C. whether or not "dual citizenship" was constitutional
D. wether or not the "separate but equal" policy in schools was constitutional

the roman empire began to fall

incident infrared radiation is blocked. visible and ultraviolet radiation heat   earth.

earth radiates infrared radiation. infrared radiation is blocked and heats earth. visible and shortwave radiation heat earth.

earth radiates longwave radiation

longwave radiation is reflected downward longwave radiation heats earth

c. is the answer : ) (you may punch me if im wrong lol)

you can talk about what you learned about them. and you can talk about what happened on you're journeys with them. and then you can put all of the thing you learned about them in you're diary.