正确答案是：So how do you pay? Do you need a credit card? → You can use a credit card or your debit card., How do you know you aren't going to be ripped off by the seller? → Well, evaluations from buyers will tell you the quality of the products., What are you doing? → I'm just looking for a nice pillow., You are shopping for a pillow online? That's absurd! → Why? I don't think so., Do you think I can find a sweater for my dog online? → You can find anything!