2. jonah is a hot dog vendor. he offers hot dogs with either mustard, ketchup, or relish. as long as all of his customers order exactly 1 topping, and he doesn't sell 5 hot dogs with ketchup in a row, how many different ways could he sell 5 hot dogs? (f) s (g) 15 (h) 26 (j) 80 (k)242