$18.$ Suppose that the one$-$year interest rate is $4\mathrm{.}0$ percent in Italy. The spot exchange rate is $$1\mathrm{.}60/$E$,$ and the one$-$year forward exchange rate is $$1\mathrm{.}58/.$ What must the one$-$year interest rate be in the United States to avoid arbitrage opportunities?

A$.2\mathrm{.}00\%$

B$.2\mathrm{.}70\%$

C$.5\mathrm{.}32\%$

D$.$ none of the options in this question