How did washington's plan for advancing african american differ from that of du bois?

The principle that the geoglical processes that we see today have occurred through out earths history is called

What is alexander the great known for? select all the apply get who write all the answer gets brainliest

Francine, a college freshman, has agreed to participate in a psychology research study. before she begins her participation, she reads a statement written by the researcher explaining the purpose of the research and the potential risks of participation. it also explains that francine is free to withdraw from the research at any time. in providing francine with this statement, the researcher has followed the ethical guidelines of for participants.