Your answer is rio grande
I think the letter B is the answer
Answer:
A fixed exchange rate, often called a pegged exchange rate, is a type of exchange rate regime in which a currency's value is fixed or pegged by a monetary authority against the value of another currency, a basket of other currencies, or another measure of value, such as gold.
Explanation:
We are primarily a market economy, while having command features like public roads, public military, etc
