With regards to variable overhead​ costs, which of the following is​ true? A. ​Day-to-day operating decisions made by management affect the level of variable costs incurred in the period. B. At the start of the budget period most decisions regarding variable costs will have been made. C. Day to day decisions will have little impact of the per unit variable cost of a manufactured product. D. When managers are concerned about improving​ quality, little focus is placed on variable costs and more focus is on fixed costs during an operating cycle

Emery pharmaceutical uses an unstable chemical compound that must be kept in an environment where both temperature and humidity can be controlled. emery uses 825 pounds per month of the chemical, estimates the holding cost to be 50% of the purchase price (because of spoilage), and estimates order costs to be $48 per order. the cost schedules of two suppliers are as follows: vendor 1 vendor 2 quantity price/lb quantity price/lb 1-499 $17 1-399 $17.10 500-999 $16.75 400-799 $16.85 1000+ $16.50 800-1199 $16.60 1200+ $16.25 (a) what is the economic order quantity for each supplier? (b) what quantity should be ordered and which supplier should be used? (c) the total cost for the most economic order sire is $