State which 5S activity each of the following is concerned with and briefly explain (1- 2 sentences) how/why in each case: (a) Painting different-colored lines on the floor where parts are stored. (b) Making sure parts bins at an assembly station are angled. (c) Using an area-level standardization checklist on a split line. (d) Checking the condition of a machine while wiping off dust and dirt. (e) Putting up posters with slogans encouraging workers to keep their areas tidy, etc. (f) Determining what to do with a jig which has been sitting around for some time. (g) Providing 5S training sessions to new workers. (h) A worker sweeping up around a machine following a machining operation.