Answer:
B) units of production whether fully or partially completed, that do not meet the specifications required by customers for good units and are discarded or sold at reduced prices.
Step-by-step explanation:
The spoilage units are units that are not as per customer demands. It can be in sizing issue, quality, quantity, dispatched it at a later date, etc.
Such spoilage units treatments are destroyed or sold at very fewer prices. It can not be further sold as a finished good, neither it is a joint product.
Hence, option b is correct