Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to activate a chase credit card [title] Take your card out of the envelope. [step] Your credit card will arrive in the mail. It may be in an unmarked white envelope or, in some cases, a box.

Ending1: Inside will be your credit card as well as the terms of use and a guide to benefits. [substeps] You should activate your card as soon as you receive it. Ending2: Take your card and open a new envelope or box. If your credit card leaves an envelope, press down on it with the back of your finger until it pops out. Ending3: When you receive your card, take it out of the envelope immediately. You'll receive a confirmation email indicating that the card has been activated. Ending4: If you choose to print your business card on a box, this will save you time and effort later on. [substeps] If you are using other forms of mail, such as a paper or ceramic envelope, you'll need to print your business card label into the mail.

Answer format: ending1/ending2/ending3/ending4