Prior to World War II, most employees enjoyed at least some annual vacation with pay

Peter Kumar has developed a software application that will reduce costs and increase server speed for corporations of all sizes. Even with this useful application, Peter still needs to develop personal selling skills in order to:

A) understand and write a business plan for his company B) explain his application to potential buyers C) apply for a patent on his application D) maintain the discipline and stamina required to develop such a complicated piece of software E) ensure that only corporate users buy his application

Which of the following nouns is unbiased?

A) Mankind. B) Supervisor. C) Chairman.