RUSH!! Need answers only! Ill upvote for the correct answer! Not more than 1 hour pls! Thank you!

Brandon Production is a small firm focused on the assembly and sale of custom computers. The firm is facing stiff competition from low-priced alternatives, and is looking at various solutions to remain competitive and profitable. Current financials for the firm are shown in the table below. In the first option, marketing will increase sales by 60%. The next option is vendor (supplier) changes, which would result in a decrease of 10% in the cost of inputs. Finally there is an OM option, which would reduce production costs by 25%. Cost of Inputs $50,000 Production $25,000 Costs Sales $80,000 What can be observed from the comparison of the alternatives? O The vendor change increased the contribution margin by 10%. O The marketing option showed the highest increase in contribution margin. O The OM option increased the contribution margin by 25% O The ratio of the contribution margin to the total sales for OM is higher than that of vendor change. O The vendor change resulted in a 50% increase in conribution margin