题目内容：

Although online shopping is convenient(方便的), it is important for people to do it carefully. _____ are some right online shopping tips.

① Always shop at safe websites

② No needs to research more

③ Buy from the companies(公司) you know

④ Web addresses with special or strange information are safe

⑤ The safest method of payment is with a credit card

A.①④⑤ B.①③⑤ C.②④⑤