Which of the Following Characteristics Might Allow an Occupational Group

Which of the following characteristics might allow an occupational group to begin calling itself a profession?

A) Strategies and mechanism for controlling who can and cannot work in the field.
B) Training requirements that include at least some postsecondary education.
C) Enough members to represent at least 10 percent of the workforce.
D) Members practising in a wide range of different countries.