The book described a company that posted a feedback chart in the workplace to indicate the ...

The book described a company that posted a feedback chart in the workplace to indicate the percentage of safe behaviours observers noted every three days. Which of the following is not true about this practice?
a. It was an example of positive reinforcement.
b. It was an example of organizational behaviour modification.
c. It was an example of self-regulation.
d. The scheme was designed to improve safe working practices.
e. The posting of safe behaviours every three days is essentially a delayed, continuous reinforcement strategy.