Which of the following identified in an analysis of the general environment is an opportunity for an entrepreneur who wishes to open a business doing "Fitness for Life" physical conditioning services (strength, balance, and flexibility training) in a city of 100,000 people?a.the average age of the population in his community is highb.the level of unemployment in his community is highc.a chiropractor and two independent physical therapists are located in his communityd.the average education level of the population in his community is low.