Prepare a sales and administrative expense budget for each month in the quarter ending March 31,2021. Echo Amplifiers Sales and Administrative Expense Budget For the Months Ending March 31,2021 \begin{tabular}{l} \hline \\ Budgeted Sales in Unit \\ Variable Expenses \\ Sales Commission \end{tabular} Delivery Total Variable Expenses Fined Expenses Sales Salaries Administrative Salaries Marketing Expenses Insurance Expense Depreciation Expense Total Fined Expenses Total Sales \& Admin Eupenses