Total points: $8/25$

Luis, the Texas$-$based supenvisor of Vertex Pharmaceuticals sales team, is currently arranging his sales representatives into groups, with each group strategically designed to focus on specific geographic areas in Texas $($Dallas$,$ Houston, San Antonio, etc.$)$ where Vertex does its most significant business. In making these arrangements, Luis hopes to be as efficient and effective as possible, so that Vertex will achieve its established goal of increasing its pharmaceutical sales in Texas by at least $3\mathrm{.}5$ percent in the upcoming year. Luis is involved in which of the following management functions?

Directing

Controlling

Organizing

Planning