Which phrase describes characteristics for the graph of the following equation? (Describe the slope and y-intercept) a. A line with a negative slope that crosses the y-axis at a positive value. b. A line with a positive slope that crosses the y-axis at a positive value. c. A line with a negative slope that crosses the y-axis at a negative value. d. A line with a positive slope that crosses the y-axis at a negative value.