Bethany Liang delivers parts for several local auto parts stores. She charges clients $$1\mathrm{.}04$ per mile driven. She has determined that if she drives $1,100$ miles in a month, her average operating cost is $$\mathrm{.}84$ per mile. If Bethany drives $2,200$ miles in a month, her average operating cost is $$0\mathrm{.}60$ per mile.Required:Using the high$-$low method, determine Bethany$$s variable and fixed operating cost components.Complete the contribution margin income statement for the business last month, when Bethany drove $1,210$ miles. $($Assume this falls within the relevant range of operations$).$