Why was the dred scott decision so controversial in the north? slavery was not allowed to expand. it would make african americans equal. slaves were looked on as property. it gave all slaves their total freedom.

is this a multiple choice question? if so, could i see the answers to give you the right one!

richard nixon led the investigation that resulted in alger hiss being convicted of prejury.

the answer is b.india

b europeans take corn to africa. corn becomes an important crop there.