I need to make sure my answer is correct for letter b. Thanks!

b. Prepare a clustered column chart by year to visualize each of the four subtotal percentages computed in part a. Include a descriptive chart title, axes labels, properly formatted axes, and a legend. Add a trend line for each expense percentage. c. What does the chart tell you about the gross profit percentage? What trends do you see in operating and other b. Chart for part b \begin{tabular}{|c|c|c|c|c|c|} \hline j & K & L & M & N & 0 \\ \hline \multicolumn{6}{|c|}{ a. REI's Income Statement' Percentages for 2016 to 2020} \\ \hline Income statement components & 2016 & 2017 & 2018 & 2019 & 2020 \\ \hline Net sales & 100.00% & 100.00% & 100.00% & 100.00% & 100.00% \\ \hline Cost of goods sold & 57.10% & 56.53% & 56.34% & 54.92%7 & 59.49% \\ \hline Gross profit & 42.90% & 43.47% & 43.66% & 45.08% & 40.51% \\ \hline Operating and other expenses & 35.98% & 36.37% & 36.93% & 39.89% & 42.46% \\ \hline Income (loss) before taxes and dividends & 6.92% & 7.10% & 6.74% & 5.19% & 1.95% \\ \hline Income tax provision (benefit) & 0.85% & 1.28% & 0.40% & 0.19% & 0.55%[ \\ \hline Income before members' dividends & 6.07% & 5.81% & 6.34% & 5.00% & 1.40% \\ \hline Members' dividends & 4.57% & 4.65% & 4.66% & 4.30% & 0.17% \\ \hline Net income & 1.50% & 1.16% & 1.68% & 0.71% & 1.23% \\ \hline \end{tabular}