Please use the Images above to answer this question. How efficiently and effectively has Barry Callebaut's business been managed over the years?

Exhibit V: Key Annual Financial Ratios of Barry Callebaut from FY 2010/11 to FY 2016/17 Source: Bloomberg Exhibit XII: Working Capital Management of Barry Callebaut vs. its Competitors (2011-2017) Source: Bloomberg Exhibit V: Key Annual Financial Ratios of Barry Callebaut from FY 2010/11 to FY 2016/17 Source: Bloomberg Exhibit XII: Working Capital Management of Barry Callebaut vs. its Competitors (2011-2017) Source: Bloomberg