9. Look at the table below that shows the value of y as a linear function of x. ☑0123 y: 3 69 12 Part A What is the slope of the function? A. 1 B. 3 C. 6 D. 9 Part B Which equation describes this function? A. y = 3x + 3 By= 12x + 3 C. y=6x+12 D. y=3x+12​