Which among the following is an example of “Card not present transaction” in context with the Credit / Debit Cards?

Which among the following is an example of “Card not present transaction” in context with the Credit / Debit Cards?
[A]A person paying a restaurant bill by giving details of his credit card
[B]A person making an online purchase using his / her credit card
[C]A person making a purchase using mobile banking
[D]Both 2 & 3
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