Ford Motor Company owns several brands: Ford, Lincoln, Mercury, Mazda, Volvo, Jaguar, Land Rover, and Aston Martin. Within each brand are many models, each of which has a unique identifying name. Wouldnt it be easier to just identify them all as Fords? Justify your answer$\mathrm{.}2.$ Unlike Ford, BMW has only one brand and gives each car it makes a number instead of a name, for example, the BMW Series $3,$ Series $5$ or Series $7.$ What are the advantages to BMW of this approach?