b$)$ Units$-$of$-$Production Method $($Assume the truck was driven $20,000$ miles, $40,000$ miles, $10,000$ miles, $30,000$ miles, and $30,000$ miles in $2019-2023,$ respectively.$)$

$\backslash$table$[[$Year$,$Computation,$\backslash$table$[[$Depreciation$],[$Expense$]],\backslash$table$[[$Accumulated$],[$Depreciation$]],$Book Value$],[201,,,,],[202,,,,],[203,,,,],[204,,,,],[205,,,,]]$