Which of these changes in exchange rates would contribute to a decrease in US imports from the euro area? The rate of trade on the left is the earlier rate; the change to the right should lower US imports. a. 50 = $55.50 / 50 = $56.25 b. $1 = 0.95 / $1 = 0.98 c. 1 = $1.15 / 1 = $1.35