Maria admired her friend Sally's pumpkin pie so asked for the recipe. Sally quickly jotted it down on a 3 x 5 card. When Maria went to make the pie at home, she noticed that the recipe called for 1/2 cup of cinnamon. What should Maria do? Maria should (add the 1/2 cup, add a 1/2 teaspoon, add a 1/2 tablespoon) and (assume the card is correct, assess the quality gradually, eliminate the suspect ingredient) so her pie tastes the way Sally's did