for a large car rental company, reports to an area manager who oversees Brandon's store as well as five other stores. The area manager then reports to a regional rental manager who oversees a total of six area managers. Brandon may feel frustrated that he lacks the resources he needs to properly manage his branch, given that his company has which type of organizational structure?

a$.$ matrix

b$.$ matrix

c$.$ line

d$.$ line$-$and$-$staff