Antonia decides to use rewards and punishment, to motivate the technicians reporting to her. Which ...

Antonia decides to use rewards and punishment, to motivate the technicians reporting to her. Which one of the following is likely to be an effective tactic for Antonia to use?
 
  (Assume that Antonia has the approval of upper-management to use the tactics described next.)
  A) Explain to the technicians that being a consumer-products recycler is privileged work and that they should be grateful to their employer.
  B) Inform the group not to be too concerned about external rewards because good work is its own reward.
  C) Give small financial incentives, such as 20 for a week of attaining the production goal.
  D) Explain to the group that she is setting relatively low expectations for them because of their records as former convicts and drug addicts.