1) Looking at the gross profit over the 4 years, describe what is happening to gross profit and why. 2) Given the rate of growth of selling expenses, should we be concerned? Why or why not? 3) Looking at the operating profit over the 4 years, describe what is happening to operating profit and why. 4) Looking at what is happening to net income, describe what is happening and why. 5) Is advertising getting more or less productive over the 4 years? How do you know