soft exchange rate peg policy?

A B C D Exchange rate is Central bank usually determined The currency Completely intervenes in by market, but is made identical determined central bank to currency of by market market to keep sometimes another country forces currency fixed at a certain level intervenes In Part 7-1 we looked at four different exchange rate policies. The exhibit above describes each of these policies. Which letter represents a soft exchange rate peg policy? O None of these O A O B O C D