Salem purchased a shirt for US $$20$ from the Niagara outlet mall in Buffalo on his credit card. The actual transaction on the statement shows a value of $C$$$22\mathrm{.}45.$ It also includes $2\mathrm{.}5\%$ commission. Calculate the exchange rate used by the bank on the statement?

Select one:

A$.US$$$1=C$$$1\mathrm{.}0976$

B$.C$$$1=US$$$0\mathrm{.}9111$

C$.C$$$1=US$$$0\mathrm{.}891$

D$.US$$$1=C$$$1\mathrm{.}1225$

E$.,$ US $$1=C$$$1\mathrm{.}0944$