The kansas-nebraska act of 1854 increased sectional tension because it (a) made northern railroad investors rich (b) reopened the issue of slavery in a territory north of the 36*30 line (c) repealed the compromise of 1850 (d) persuaded southerners to not fight in the war

the answer would be B

hope i helped

b.europe i believe because north america has 3 countries in a way and with all the stuff with illegal immagrants from mexico or whatever so i would say europe.

the safahids used force when persuasion to convert from being a sunni muslim to embrace shi'ism was not effective. they also persecute shi'ites who have different views from their imposed teachings.