Carefully analyze the following types of selling positions:

a. A territory selling position for a national manufacturer that requires the salesperson to provide customer service to a large number of accounts plus open up several new accounts each month

b. A retail sales position in the cosmetics department of a department store

c. An automobile salesperson who sells and leases new and used cars

d. A real estate salesperson who sells residential real estate Assuming that each of the preceding positions is full-time, identify the type of compensation plan you think is best for each. Supply an explanation for each of your answers.