A sunflower is 3 inches tall at week 0 and grows 2 inches each week. Which function(s) shown below can be used to determine the height, f(n) of the sunflower in n weeks? 1. f(n) = 2n + 3 II. f(n) = 2n + 3(n - 1) III. f(n) = f(n - 1) + 2 where f(0) = 3 1) I and II 2) II, only 3) III, only 4) I and