As a result of the pandemic, the demand for products purchased from Amazon rose. At the same time, workers' costs rose as they subjected themselves to a potential health hazard by working outside their homes. Ultimately wages at Amazon rose to at least $15 per hour. a. Draw the graphs necessary to model these impacts on the labor demand and labor supply. b. How can we ascertain whether demand or supply had the stronger impact on the rising wage Amazon paid? Explain.