Customers can provide specific feedback to workers. Workers become skilled in all aspects of assembly. Goods can be easily modified for customers. Products can be made at a lower cost.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which of the following best describes an advantage of using a mass production manufacturing system instead of a custom manufacturing system?
Possibilities:
- Customers can provide specific feedback to workers.
- Workers become skilled in all aspects of assembly.
- Goods can be easily modified for customers.
- Products can be made at a lower cost.

Products can be made at a lower cost.