Question

Each currency has a changing value relative to other countries. This is referred to as the country’s blank

Answer 1

Each currency has a changing value relative to other currencies. This is referred to as a "currency's exchange rate."

An exchange rate is the rate at which one currency will be exchanged for another, it is additionally viewed as the estimation of one nation's cash in connection to another currency.  

Exchange rates are resolved in the foreign exchange market, which is available to an extensive variety of various sorts of purchasers and venders, and where money exchanging is ceaseless: 24 hours daily aside from ends of the week.