Susan Sheppard, Creative Design Manager at Word-of-Mouth Marketing Group, is consistently bullied by her colleague, Alexandra Woodward, the boss's sister. Alexandra has been working at the firm a little over a month, after quitting her job as a Rare Artifacts Curator at the Museum of Indigenous Culture. During her short time at Word-of-Mouth, she has shown a propensity for "self-governance" and defiance. Extra work has been heaped on Sheppard, and she has had to face sarcasm and a constant barrage of inappropriate comments from her newly appointed subordinate.

Alexandra is constantly creating more work for Susan, yet Susan completes all of this additional work and, in turn, Alexandra continues her behavior. Which of the following methods to reward performance explains why Alexandra continues this behavior?

A) Punishment
B) Positive Reinforcement
C) Extinction
D) Probation
E) Negative Reinforcement