For each example presented in the following table, identify the managerial function being illustrated.

$\backslash$table$[[$Example$,$Leading,Planning,Organizing,Controllin$],[\backslash$table$[[$Consumer tastes in snack foods have been changing. Yun Zhang, a marketing manager at$],[$Frito$-$Lay, recognizes a new business opportunity in low$-$salt and low$-$fat snack foods and$],[$decides that the company needs to establish a leadership position in this new market.$]],,0,0,],[\backslash$table$[[$As Facebook grew, Mark Zuckerberg had to redefine employees' areas of responsibility and$],[$increase the number of hierarchical layers in the organization to maximize efficiency and$],[$performance during the company's rapid growth.$]],,0,0,],[\backslash$table$[[$Marco Armen is a production manager at The Iowa Metal Stamping Company. To reduce$],[$the amount of non$-$recyclable waste the company produces, Marco creates a feedback and$],[$reward system for employees to reduce their amount of non$-$recyclable scrap resulting$],[$from the company's stamping process.$]],,$O$,0,0]]$