Anders went to norway and went shopping. he had to sign his name once when he purchased this document and a second time at the store. anders used

Traveler's check.

Explanation:

The travel check can be exchanged for cash or accepted as a means of payment. That way, transactions are facilitated when the user does not have the currency accepted in the country they are visiting. It also serves those who prefer had money without the risk of carrying a wad of bills in the wallet.

It is personal, the carrier's signature is stamped on the traveler's check to protect the carrier in case of loss or theft.

the answer is b, encourage free trade

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