The statement that is true of credit cards is:
They can be used to make online purchases.
The other statements are not accurate or misleading:
- You can use credit cards to buy something that costs more than you have in the bank, as long as you have available credit.
- Credit card interest rates can vary widely, but they are often higher than 3% to 5%; it depends on the card and the issuer.
- You can generally see how much you owe on a credit card, as most issuers provide statements and online accounts that show your balance.