Sales jobs differ from other jobs because sales jobs require:
A. no basic or intermediate computer skills.
B. limited human relation skills and interpersonal skills.
C. more physical stamina and mental toughness than most other types of jobs.
D. a sense of reciprocity by responding to a positive action with another positive action.
E. less creativity involving the discovery of new ideas.
Answer: C. more physical stamina and mental toughness than most other types of jobs.