Using the Internet or another source of pulic information, determine and list the typical bid/ask spread of the U. S. dollar / British pound (USD/GBP) exchange rate (i. e., the pound quoted in USD). Given the closing price of this exchange rate on 11/12/21, what was the size of this bid/ask spread in percentage terms

Within the relevant range, if there is a change in the level of the cost driver, then a. total fixed costs will remain the same and total variable costs will change b. total fixed costs will change and total variable costs will remain the same c. total fixed costs and total variable costs will change d. total fixed costs and total variable costs will remain the same