Which of the following statements is correct about decision-making biases?
a. Escalation of commitment occurs because decision makers do not want to admit they were wrong.
b. Assuming that one's career success is based solely on one's hard work is an example of the fundamental attribution error.
c. Given research on anchoring bias, individuals are more likely to assume that more people die from car accidents as compared to stomach cancer.
d. A correlation between two variables is not evidence for causality.