https://s3.amazonaws.com/blackboard.learn.xythos.prod/5a30bcf95ea52/25865483?response-cache-control=private%2C%20max-age%3D21600&response-content-disposition=inline%3B%20filename%2A%3DUTF-8%27%27ENGH302-Worksheet-3.pdf&response-content-type=application%2Fpdf&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Date=20200925T150000Z&X-Amz-SignedHeaders=host&X-Amz-Expires=21600&X-Amz-Credential=AKIAYDKQORRYTKBSBE4S%2F20200925%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Signature=4824aeff13065bf9ed446359401375600dc4157e52b95cb3199aa2f231d6c08d
reading material:
https://s3.amazonaws.com/blackboard.learn.xythos.prod/5a30bcf95ea52/25745221?response-cache-control=private%2C%20max-age%3D21600&response-content-disposition=inline%3B%20filename%2A%3DUTF-8%27%27Graves-Graves-Defining-pp-108-116.pdf&response-content-type=application%2Fpdf&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Date=20200925T180000Z&X-Amz-SignedHeaders=host&X-Amz-Expires=21600&X-Amz-Credential=AKIAYDKQORRYTKBSBE4S%2F20200925%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Signature=2982faa1c46a4ebf5809e0165f9d9ff5087c0a13d0d2dce045f657ff7f1fc3a6
