An article reported the national market share of leading brands of carbonated beverages. The pie chart and bar chart available below display the values. a) which display of these data is best for comparing the market shares of these brands? Explain. b) does brand upper c or brand upper d have a bigger market share? Is that comparison easier to make with the pie chart or the bar chart?

Zara, a global retail and apparel manufacturer based in spain that has successfully implemented this idea by having a continuous flow of new products that are typically limited in supply. zara has created a system that draws its clientèle into its stores, on average, 17 times per year as compared to 4 times per year for most stores. how is zara using it to gain competitive advantage? what specific technologies are used by zara to maintain this advantage over its competition?