A. From a decision-making point of view, what pitfalls are there in allocating common costs among joint products? Explain. B. An examination of the cost records of Furniture Co. reveals that the materials price variance is favorable but that the materials quantity variance is unfavorable by a substantial amount. What could this potentially indicate? Explain. C. Which product should have a larger mark-up over variable cost, a product whose demand is elastic or a product whose demand is inelastic? Explain