Rank the following types of sales jobs by total earnings, showing which type you feel should have the highest level of compensation, which is second, and so on. Justify your rankings.

a) Missionary sales for a large soap company.

b) Sales for a steel manufacturer.

c) Pharmaceutical sales.

d) Sales by appliance wholesalers to retail stores.

e) Life insurance sales.

f) Sales for a software manufacturer.

g) Sales for a manufacturer of children’s clothes, calling on retail department stores and other clothing stores.

h) Sales for a firm selling conveyor systems.