$.$

Check for accessibility issues and fix the Hard$-$to$-$read Text Contrast issues found by selecting White, Table Style Light $8$ for the table style and White, Background $1($the first color at the left in the top row of theme colors$)$ for cell B$7($Select Sales$).$

$5.$

Apply worksheet protection to the Select Sales worksheet so users can only select cells, not edit them. Do not unlock any cells.

$6.$ Mark the workbook as final.

$7.$ Close the workbook.

$18.$ Upload and save your project file.

$19.$ Submit project for grading.