Vending machines are no longer limited by the need for cash. in japan, south korea, and the philippines, consumers use mobile phones that transmit payments to vending machines wirelessly. this is an example of how vending machines can provide which type of utility?

Information Utility

Explanation: it helps customers to access information on their buying activity and gives them information available on their buying options

the answer would be voluntary exchange -

"the act of buyers and sellers freely and willingly engaging in market transactions. moreover, transactions are made in such a way that both the buyer and the seller are better off after the exchange than before it occurred."

hope this : )

-shy