Which of the following is not a production layout?

Out and back pattern  Is not a production layout 

In manufacturing engineering, a product layout refers to a production system where the work stations and equipment are located along the line of production, as with assembly lines. Usually, work units are moved along a line (not necessarily a geometric line, but a set of interconnected work stations) by a conveyor.

Out of all options, Out and back pattern is not the production layout

Fixed position layout....>>>>>>>>>>>>>>>>>>>>

C) Out and back pattern>>>>>>>>>>>>>>>