​wheels, inc. manufactures wheels for​ bicycles, tricycles, and scooters. for each cost given​ below, determine if the cost is a product cost or a period cost. if the cost is a product​ cost, further determine if the cost is direct materials​ (dm), direct labor​ (dl), or manufacturing overhead​ (moh) and then determine if the product cost is a prime​ cost, conversion​ cost, or both. if the cost is a period​ cost, further determine if the cost is a selling expense or administrative expense​ (admin). cost​ (a) is answered as a guide. ​(if an answer does not​ apply, leave the box​ blank.)