The table shows ordered pairs of the function y = 16 + 0.5x . A 2-column table with 6 rows. The first column is labeled x with entries negative 4, negative 2, 0, 1, x, 10. The second column is labeled y with entries 14, 15, 16, 16.5, y, 21. Which ordered pair could be the missing values represented by (x, y)? (0, 18) (5, 19.5) (8, 20) (10, 21.5)