The marginal costs (mc), average variable costs (avc), and average total costs (atc) for a monopolistically firm are shown in the figure below. instructions: using the tools provided, identify the profit-maximizing quantity (q), the profit-maximizing price (p), and the profit (profit). instructions: round your answers to the nearest whole number. use a negative sign if necessary. at the profit-maximizing price and quantity, profit is . in the long run, other firms will this market. will and the price of this good will .