​In the market for Canadian dollars measured in US dollars,the demand for US dollars is

A) ​The supply of Canadian dollars
B) The demand for Canadian Dollars
C) The supply of US dollars
D) ​None of the above

The demand for US dollars in the market for Canadian dollars measured in US dollars is equivalent to the supply of Canadian dollars. This is because when individuals or entities demand US dollars, they supply Canadian dollars in exchange, and vice versa.