Jordan plotted the graph below to show the relationship between the temperature of his city and the number of cups of hot chocolate he sold daily.

Part A: In your own words, describe the relationship between the temperature the city and the number cups hot chocolate sold.

Part B: Describe how you can make the line of best fit. Write the approximate slope and y-intercept the line best fit. Show your work, including the points that you use to calculate the slope and y-intercept