Review #24 (static): Checking Credit Sco Question Help 0 Checking Credit Scores. Why should you be careful about checking your credit score on one of the numerous "free" sites? (Select the best answer below.) A. Free sites often receive commissions from vendors for providing this service. You may get inundated with offers from local businesses or be pressured to sign up for other bank services. B. Free sites often receive commissions from vendors for providing this service. You may get inundated with credit card offers or be pressured to sign up for other expensive services. C. Free sites often receive commissions from customers for providing this service. You may get inundated with credit card offers or be pressured to sign up for other expensive services. OD. Free sites often receive commissions from financial institutions for providing this service. You may get inundated with emails pressuring you to switch banks