Please answer all of these work study multiple choice & T/F questions, Id really appreciate it:

points) A A manual work system means that workers manually perform the work and hand tools could be used. T B The physical and mental capabilities of the human worker, as well as the use of machines and tools, are required in pure manual work. F C. The cycle duration of the repetitive tasks is long, while it is relatively short in the nonrepetitive tasks. D The actual time to perform any task is fixed for all workers with no variations in the methods used by different workers to perform the task. E. Starving happened when production rates of one or more upstream operations are limited by the rate of a downstream operation. F. Passenger air travel does not represent an example of batch processing. G. Shading or coloring are used to indicate the activity type in the Activity Chart. H. The 6 s lean and safety principles include Sort, set in order, shine, satisfy, sustain, and stefy 1. Elimination and substitution, while most effective at reducing hazards, also tend to be very easy to implement in an existing process J. The hazard can be defined as the measure of potential human injury, economic loss, ot environmental impact in terms of its severity and likelihood. Question 2. Read the following sentences carefully and select the correct choice? (15 points) A The objectives of charts and diagrams used in methods engineering: a. To permit work processes to be communicated and comprehended more readily b To divide a given work process into its elements for analysis purposes c. To provide a structure in the search for improvements d To represent a proposed new work process or inethod e. All of the above