In the Context of Stresses at Work, Which of the Following

In the context of stresses at work, which of the following statements is true of task demands?

A) They are stressors associated with the specific job a person performs.
B) They are stressors that relate to the physical aspects of the work environment.
C) They are stressors that mostly result from role ambiguity at work.
D) They are stressors associated with conflicting personalities at work.