Which of the following groups of people got to vote as a result of the fifteenth amendment?

i believe the answer is: description

description refers to the goal of psychologist to identify the phenomenon that being observed. this goal is being actualized by collecting data/information from various clues that observed through the phenomenon. this goal must be accomplished before pyschologist able to create methods of treatment.

answer; promote the individual as a "progressive being";

answer; 55-85;