Given the following three exchange rates, is there a triangular arbitrage opportunity?

0.8226/$

0.6147/$

0.7554/$

A. No there is not a triangular arbitrage opportunity.

B. Yes, there is a triangular arbitrage opportunity, buy the directly and sell the directly for 's.

C. Yes, there is a triangular arbitrage opportunity, buy the indirectly and sell the directly for 's.

D. Yes, there is a triangular arbitrage opportunity, buy the indirectly and sell the indirectly for 's.

E. Yes, there is a triangular arbitrage opportunity, buy the directly and sell the indirectly for 's.