One of the best ways to build a good credit history is by only charging amounts you can afford. Anything for which you pay with your credit card, you should have enough cash to pay that amount in full when the credit-card bill arrives. Paying your credit-card bill in full every month shows lenders you can be trusted as a borrower and also keeps you from getting yourself into overwhelming debt.
According to the paragraph, what does paying your credit-card bill in full every month show to lenders?