IF THE THEORETICAL CYCLE TIME PER UNIT IS 0.5 MINUTES/UNIT, THE NUMBER OF UNITS IS 400, AND THE OPERATING TIME IS 400 MINUTES, WHAT IS THE PRODUCTIVITY RATIO (as an INDEX) AND IT'S EXPLANATION? O a z: An increasing Trend is observed in Productivity, more detail needed about Elficiency, Performance and Quality O . 0,5; A Decreasing Trend is observed in Productivity, more detail needed about Efficiency, Performance and Quality Oc 1: No Change in respect to Productivity Od 0,5; An increasing Trend is observed in Productivity, more detail needed about Efficiency, Performance and Quality O e 2: A Decreasing Trend is observed in Productivity, more detail needed about Efficiency, Performance and Quality