$\backslash$table$[[,2021,2020,2019,2018],[$Net Sales,$$1,020,110,$$$919,018,$$$827,945,$$$745,896],[$Cost of Goods Sold,$$257,782,$$$214,818,$$$179,015,$$$149,179],[$Gross Profit,$$762,329,$$$704,200,$$$648,930,$$$596,717],[$Selling and Admin Expenses,$$234,625,$$$211,374,$$$190,427,$$$171,556],[$Adverising$,$$$153,017,$$$156,233,$$$149,030,$$$149,179],[$Depreciation$,$$$51,006,$$$45,951,$$$41,397,$$$37,295],[$Repairs$/$Maintenance$,$$$102,011,$$$91,902,$$$82,794,$$$74,590],[$Operating Profit,$$221,670,$$$198,740,$$$185,281,$$$164,097],[$Other Income$\backslash$Expense$],[$Interest Income,$$50,$$$50,$$$50,$$$50],[$Interest Expense,$$1,250,$$$1,000,$$$750,$$$500],[$Income Taxes,$$42,117,$$$37,761,$$$35,203,$$$31,178],[$Net Earnings,$$178,353,$$$160,030,$$$149,377,$$$132,469]]$ What observations can you make about the growth in Gross Profit over the four years?

With respect to sales, should we be concerned the growth in selling and admin expenses?

To what can we attribute the growth or decline in operating profit?

To what can what to we attribute the growth or decline in net earnings to what factors would attribute this growth?

Has advertising been more or less productive between over the four years? Why do you think so$?$