For each of the following events, determine the amount of freight paid by The Box Company. Also indicate whether the freight cost would be classified as a product or period (selling and administrative) cost.
a. Purchased merchandise with freight costs of $650. The merchandise was shipped FOB shipping point.
b. Shipped merchandise to customers, freight terms FOB shipping point. The freight costs were $310.
c. Purchased inventory with freight costs of $1,500. The goods were shipped FOB destination.
d. Sold merchandise to a customer. Freight costs were $520. The goods were shipped FOB destination.