Following the civil war, many southern states implemented literacy tests, an eight-box law, and the grandfather clause in an effort to prevent blacks from doing which of the following? (a)voting in elections (b)gaining u. s. citizenship (c)joining white labor unions (d)owning property or their own businesses

(B)gaining U.S. citizenship.I think is the best anwser.

the han greatly expands the chinese empire. the han dynasty retains the centralized bureaucracy and unified political system of the qin but adopts and grafts upon this the confucian view that government should be run by educated, ethical men.

explanation:

the correct answer is: (1) affected by gerrymandering; (2) not affected by gerrymandering.

gerrymandering is known as a practice that intends to establish a some kind of political advantage for a particular party or group. to do this district boundaries are manipulated. the new resulting district is named a gerrymandering.

in other words, what gerrymandering does is to draw the boundaries of electoral districts trying to benefit the party who is doing it. sometimes, the party controlling the legislature will redraw it so they can maximize the number of districts they are likely to control.