Greenland and Brownland are two countries which regularly trade with each other. The current exchange rate is 1 Green 3 Brown If income level in Greenland increases substantially while income level in Brownland remains unchanged what would happen to the exchange rate Select one: O a. Exchange rate will move from 1 Green 3 Brown towards 1 Green = 4 Brown b. Exchange rate will move from 1 Green - 3 Brown towards 1 Green = 2 Brown O c. No Change