Answer:
The correct answer is C
Step-by-step explanation:
Covered interest arbitrage (CIA), it is an strategy or tool of arbitrage trading, where the investor capitalizes on the rate of interest which is differential among two countries through using the forward contract for eliminate the exposure or cover to exchange the rate risk.
So, because of covered interest arbitrage, the market forces realign the cross exchange rate among two countries grounded on spot exchange rates of two currencies.