A number of Black Lives Matter groups formed after police shootings of unarmed black men. This event illustrates which of the following concepts?

The 24th amendment banned _____________, making it harder for states to discriminate against poor and minority voters.

Fill in the blank(s) with the appropriate word(s).

The central concern behind the formation of single-issue interest groups tends to be __________

a. anti-political b. material c. moral d. personal