Raewyn is studying people who have experienced a hurricane. The participants in her experimental group were present during Hurricane Sandy in the United States. They are showing signs of heightened depression, startle responses, and sleep problems compared to participants in the control group. What type of research design is Raewyn using

industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations.

if you are on the computer you can not take a picture but you can upload one but i am not sure about phones but i'm pretty sure it's the but to upload one just click the paper clip looking thing/ link thingy thing and upload a pic

answer; martin seligman;