I think its five. I am not certain though.
True the Greek and Roman Empire were the foundation
Answer:
Procedure.
Explanation:
A procedure is a process by which the hypothesis is tested under controlled [variables].
Could be experiment, could be experimental design. This question is a little confusing, but that's okay. I tried my best.
<span>Native Americans finally gained the right to vote in the United States through the "Indian Citizenship Act" issued in 1924, although it should be noted that some states refused to recognize this act. </span>
