Answer:
A) continuous - flow production
Step-by-step explanation:
Continuous - flow production -
It is the method , to produce or manufacture any goods or services without any obstruction , is known as continuous - flow production .
In this case , the goods are processed in continuous motion via same mechanical treatment , or heat treatment or any chemical process .
It is also known as continuous process or a continuous flow process .
Hence , from the question , the example given in the question , is about continuous - flow production .