13. Estimate the gross profit for 2021 as follows: In cell C15, create a formula without using a function that subtracts the vendor cost (cell c7) and the shipping cost (cell C9) from the sales price (cell C8), and then multiplies the result by the projected number of units for sale in 2021 (cell C10). Use absolute references to each cell in the formula. C. Copy the formula from cell C15 to the range D15:115 to complete the estimates for 2021. MedSight Auditory Instruments Profit Projections Five-year estimates Unit Projections 7 Vendor cost 8 Sales price 9 Shipping cost 10 2021 sales units 45.98 125.00 7.98 10,000 Current date Product launch Factory days 1 Gross Profit From Sales Projections Growth estimates 8% 12% 16% 2021 2022 2023 2024 2025