For the past 8 months, Jinan Corporation has experienced a steady increase in its cost per unit even though total costs have remained stable This cost per unit increase may be due to costs because the level of activity at Jinan is. A Select one: a. variable, increasing O b. fixed, increasing c. variable, decreasing d. fixed, decreasing If a company overcosts one of its products, then it will undercost at least one of its other products Select one: O True O False