Answer:
b. low reliance on skilled labor
Step-by-step explanation:
Product layout refers to the concept used in assembly line whereby machines and equipments are arranged i.e their layout is, as per the order of their usage in the manufacturing process of products.
Usually such a layout process ensures that output of one machine serves as the input of another.
In such a process, the machines are of highly specialized nature. So workers lack knowledge of operating such machines. Thus, the process places low reliance on skilled labor.