Answer: alternative B.
Explanation: When asking for a loan in a bank, one should be aware that all the credit background related to this person will be analyzed by the bank, in order for it to decide if the person will be a trustworthy client and pay for his or her debts correctly. It isn't interesting for a bank to lend money to someone who is already know not to pay his bills, so buying a house while having a clean record would be for the best.