Gabby and Gus Malloy recently got pre-approved on a loan for their first house purchase. They are speculating on how much they should bid on their number one choice -a small, three-bedroom bungalow near a major college town. Which of the following indicators may be an important factor in whether they are able to successfully put in a low bid?

A. The federal tax rate in that area
B. The unemployment rate in that area
C. The producer's price index in that area
D. The CMI - consumer's marginal index