Please can someone help with this question? And give me some points on what to include.

Please discuss Why what business are we in is so important? by choosing one of the options below and consider how they might answer if they were properly marketing oriented. For example, a fast-food retailer might be in the business of satisfying hunger quickly, cheaply, and conveniently.

I would prefer to do A national airline

a) A fast-food retailer

b) A national airline

c) A car manufacturer

d) A hairdresser